diff --git a/implementation/src/main/java/io/smallrye/mutiny/groups/MultiBroadcast.java b/implementation/src/main/java/io/smallrye/mutiny/groups/MultiBroadcast.java
index bb7b27b52..a2663852e 100644
--- a/implementation/src/main/java/io/smallrye/mutiny/groups/MultiBroadcast.java
+++ b/implementation/src/main/java/io/smallrye/mutiny/groups/MultiBroadcast.java
@@ -13,6 +13,8 @@
  * Makes the upstream {@link Multi} be able to broadcast its events ({@code items}, {@code failure}, and
  * {@code completion}) to multiple subscribers.
  *
+ * Broadcast transforms the upstream into a <em>hot streams</em> meaning that late subscriber won't see all the events.
+ *
  * @param <T> the type of item
  */
 public class MultiBroadcast<T> {
diff --git a/implementation/src/main/java/io/smallrye/mutiny/groups/MultiCollect.java b/implementation/src/main/java/io/smallrye/mutiny/groups/MultiCollect.java
index b40522dc6..aacf72d51 100644
--- a/implementation/src/main/java/io/smallrye/mutiny/groups/MultiCollect.java
+++ b/implementation/src/main/java/io/smallrye/mutiny/groups/MultiCollect.java
@@ -14,6 +14,14 @@
 import io.smallrye.mutiny.Uni;
 import io.smallrye.mutiny.operators.MultiCollector;
 
+/**
+ * Collects / aggregates items from the upstream and send the resulting <em>collection</em> / structure when the
+ * upstream completes. The resulting structure is emitted through a {@link Uni}.
+ *
+ * <strong>IMPORTANT:</strong> Do not use on unbounded streams, as it would lead to {@link OutOfMemoryError}.
+ *
+ * @param <T> the type of item sent by the upstream.
+ */
 public class MultiCollect<T> {
 
     private final Multi<T> upstream;
diff --git a/implementation/src/main/java/io/smallrye/mutiny/groups/MultiConvert.java b/implementation/src/main/java/io/smallrye/mutiny/groups/MultiConvert.java
index b7a87723a..b37adda58 100644
--- a/implementation/src/main/java/io/smallrye/mutiny/groups/MultiConvert.java
+++ b/implementation/src/main/java/io/smallrye/mutiny/groups/MultiConvert.java
@@ -8,6 +8,11 @@
 
 import io.smallrye.mutiny.Multi;
 
+/**
+ * Converts the upstream into another reactive type.
+ *
+ * @param <T> the type of item emitted by the upstream.
+ */
 public class MultiConvert<T> {
 
     private final Multi<T> upstream;
diff --git a/implementation/src/main/java/io/smallrye/mutiny/groups/MultiCreateBy.java b/implementation/src/main/java/io/smallrye/mutiny/groups/MultiCreateBy.java
index 343b40a32..47b10446c 100644
--- a/implementation/src/main/java/io/smallrye/mutiny/groups/MultiCreateBy.java
+++ b/implementation/src/main/java/io/smallrye/mutiny/groups/MultiCreateBy.java
@@ -2,6 +2,9 @@
 
 import io.smallrye.mutiny.Multi;
 
+/**
+ * Allows the creation of instances of {@link Multi} by merging/combining/concatenating multiple upstreams.
+ */
 public class MultiCreateBy {
     public static final MultiCreateBy INSTANCE = new MultiCreateBy();
 
@@ -39,13 +42,13 @@ public MultiMerge merging() {
      * <p>
      * The resulting {@link Multi} can:
      * <ul>
-     * <li>collects an item of every observed streams and combine them. If one of the observed stream sends the
+     * <li>collects an item of every observed streams and combines them. If one of the observed stream sends the
      * completion event, the event is propagated in the produced stream, and no other combination are emitted.</li>
-     * <li>as soon as on of the observed stream emits an item, it combine it with the latest items for the other stream.
+     * <li>as soon as on of the observed stream emits an item, it combines it with the latest items emitted by other stream.
      * the completion event is sent when all the observed streams have completed (with a completion event).</li>
      * </ul>
      * <p>
-     * The combination also allows to collect the failures and propagate a failure when all observed streams have completed
+     * The combination also allows to collect the failures and propagates a failure when all observed streams have completed
      * (or failed) instead of propagating the failure immediately.
      *
      * @return the object to configure the combination
diff --git a/implementation/src/main/java/io/smallrye/mutiny/operators/MultiItemCombine2.java b/implementation/src/main/java/io/smallrye/mutiny/operators/MultiItemCombine2.java
index ae36fa2ac..580772c0b 100644
--- a/implementation/src/main/java/io/smallrye/mutiny/operators/MultiItemCombine2.java
+++ b/implementation/src/main/java/io/smallrye/mutiny/operators/MultiItemCombine2.java
@@ -29,18 +29,18 @@ public MultiItemCombine2<T1, T2> collectFailures() {
     }
 
     /**
-     * By default, the combination logic is called with one item of each observed stream. It <em>waits</em> until
-     * all the observed streams emit an item and call the combination logic. In other words, it associated the items
-     * from different stream having the same <em>index</em>. If one of the stream completes, the produced stream also
+     * By default, the combination logic is called with one item of each observed stream. It <em>waits</em> until all
+     * the upstreams emit an item, and it invokes the combination logic. In other words, it associated the items from
+     * different streams having the same <em>index</em>. If one of the streams completes, the produced stream also
      * completes.
-     *
      * <p>
-     * With this method, you can change this behavior and call the combination logic every time one of one of the observed
-     * streams emit an item. It would call the combination logic with this new item and the latest items emitted by the
-     * other streams. It wait until all the streams have emitted at least an item before calling the combination logic.
+     * With this method, you can change this behavior and call the combination logic when one of the observed streams
+     * emits an item. It calls the combination logic with this new item and the latest items emitted by the other
+     * streams.
      * <p>
-     * If one of the stream completes before having emitted a value, the produced streams also completes without emitting
-     * a value.
+     * It waits until all the streams have emitted at least one item before calling the combination logic.
+     * If one of the streams completes before emitting a value, the produced stream also completes without emitting an
+     * item.
      *
      * @return the current {@link MultiItemCombine2}
      */
diff --git a/implementation/src/main/java/io/smallrye/mutiny/operators/MultiItemCombine3.java b/implementation/src/main/java/io/smallrye/mutiny/operators/MultiItemCombine3.java
index cb800b65f..c3e7bcd19 100644
--- a/implementation/src/main/java/io/smallrye/mutiny/operators/MultiItemCombine3.java
+++ b/implementation/src/main/java/io/smallrye/mutiny/operators/MultiItemCombine3.java
@@ -28,18 +28,18 @@ public MultiItemCombine3<T1, T2, T3> collectFailures() {
     }
 
     /**
-     * By default, the combination logic is called with one item of each observed stream. It <em>waits</em> until
-     * all the observed streams emit an item and call the combination logic. In other words, it associated the items
-     * from different stream having the same <em>index</em>. If one of the stream completes, the produced stream also
+     * By default, the combination logic is called with one item of each observed stream. It <em>waits</em> until all
+     * the upstreams emit an item, and it invokes the combination logic. In other words, it associated the items from
+     * different streams having the same <em>index</em>. If one of the streams completes, the produced stream also
      * completes.
-     *
      * <p>
-     * With this method, you can change this behavior and call the combination logic every time one of one of the observed
-     * streams emit an item. It would call the combination logic with this new item and the latest items emitted by the
-     * other streams. It wait until all the streams have emitted at least an item before calling the combination logic.
+     * With this method, you can change this behavior and call the combination logic when one of the observed streams
+     * emits an item. It calls the combination logic with this new item and the latest items emitted by the other
+     * streams.
      * <p>
-     * If one of the stream completes before having emitted a value, the produced streams also completes without emitting
-     * a value.
+     * It waits until all the streams have emitted at least one item before calling the combination logic.
+     * If one of the streams completes before emitting a value, the produced stream also completes without emitting an
+     * item.
      *
      * @return the current {@link MultiItemCombine3}
      */
diff --git a/implementation/src/main/java/io/smallrye/mutiny/operators/MultiItemCombine4.java b/implementation/src/main/java/io/smallrye/mutiny/operators/MultiItemCombine4.java
index 60c31dcce..49eb0ea3a 100644
--- a/implementation/src/main/java/io/smallrye/mutiny/operators/MultiItemCombine4.java
+++ b/implementation/src/main/java/io/smallrye/mutiny/operators/MultiItemCombine4.java
@@ -28,18 +28,18 @@ public MultiItemCombine4<T1, T2, T3, T4> collectFailures() {
     }
 
     /**
-     * By default, the combination logic is called with one item of each observed stream. It <em>waits</em> until
-     * all the observed streams emit an item and call the combination logic. In other words, it associated the items
-     * from different stream having the same <em>index</em>. If one of the stream completes, the produced stream also
+     * By default, the combination logic is called with one item of each observed stream. It <em>waits</em> until all
+     * the upstreams emit an item, and it invokes the combination logic. In other words, it associated the items from
+     * different streams having the same <em>index</em>. If one of the streams completes, the produced stream also
      * completes.
-     *
      * <p>
-     * With this method, you can change this behavior and call the combination logic every time one of one of the observed
-     * streams emit an item. It would call the combination logic with this new item and the latest items emitted by the
-     * other streams. It wait until all the streams have emitted at least an item before calling the combination logic.
+     * With this method, you can change this behavior and call the combination logic when one of the observed streams
+     * emits an item. It calls the combination logic with this new item and the latest items emitted by the other
+     * streams.
      * <p>
-     * If one of the stream completes before having emitted a value, the produced streams also completes without emitting
-     * a value.
+     * It waits until all the streams have emitted at least one item before calling the combination logic.
+     * If one of the streams completes before emitting a value, the produced stream also completes without emitting an
+     * item.
      *
      * @return the current {@link MultiItemCombine4}
      */
diff --git a/implementation/src/main/java/io/smallrye/mutiny/operators/MultiItemCombine5.java b/implementation/src/main/java/io/smallrye/mutiny/operators/MultiItemCombine5.java
index bf51742f1..4f93353cf 100644
--- a/implementation/src/main/java/io/smallrye/mutiny/operators/MultiItemCombine5.java
+++ b/implementation/src/main/java/io/smallrye/mutiny/operators/MultiItemCombine5.java
@@ -28,18 +28,18 @@ public MultiItemCombine5<T1, T2, T3, T4, T5> collectFailures() {
     }
 
     /**
-     * By default, the combination logic is called with one item of each observed stream. It <em>waits</em> until
-     * all the observed streams emit an item and call the combination logic. In other words, it associated the items
-     * from different stream having the same <em>index</em>. If one of the stream completes, the produced stream also
+     * By default, the combination logic is called with one item of each observed stream. It <em>waits</em> until all
+     * the upstreams emit an item, and it invokes the combination logic. In other words, it associated the items from
+     * different streams having the same <em>index</em>. If one of the streams completes, the produced stream also
      * completes.
-     *
      * <p>
-     * With this method, you can change this behavior and call the combination logic every time one of one of the observed
-     * streams emit an item. It would call the combination logic with this new item and the latest items emitted by the
-     * other streams. It wait until all the streams have emitted at least an item before calling the combination logic.
+     * With this method, you can change this behavior and call the combination logic when one of the observed streams
+     * emits an item. It calls the combination logic with this new item and the latest items emitted by the other
+     * streams.
      * <p>
-     * If one of the stream completes before having emitted a value, the produced streams also completes without emitting
-     * a value.
+     * It waits until all the streams have emitted at least one item before calling the combination logic.
+     * If one of the streams completes before emitting a value, the produced stream also completes without emitting an
+     * item.
      *
      * @return the current {@link MultiItemCombine5}
      */
diff --git a/implementation/src/main/java/io/smallrye/mutiny/operators/MultiItemCombine6.java b/implementation/src/main/java/io/smallrye/mutiny/operators/MultiItemCombine6.java
index e09b0db39..9199de006 100644
--- a/implementation/src/main/java/io/smallrye/mutiny/operators/MultiItemCombine6.java
+++ b/implementation/src/main/java/io/smallrye/mutiny/operators/MultiItemCombine6.java
@@ -28,18 +28,18 @@ public MultiItemCombine6<T1, T2, T3, T4, T5, T6> collectFailures() {
     }
 
     /**
-     * By default, the combination logic is called with one item of each observed stream. It <em>waits</em> until
-     * all the observed streams emit an item and call the combination logic. In other words, it associated the items
-     * from different stream having the same <em>index</em>. If one of the stream completes, the produced stream also
+     * By default, the combination logic is called with one item of each observed stream. It <em>waits</em> until all
+     * the upstreams emit an item, and it invokes the combination logic. In other words, it associated the items from
+     * different streams having the same <em>index</em>. If one of the streams completes, the produced stream also
      * completes.
-     *
      * <p>
-     * With this method, you can change this behavior and call the combination logic every time one of one of the observed
-     * streams emit an item. It would call the combination logic with this new item and the latest items emitted by the
-     * other streams. It wait until all the streams have emitted at least an item before calling the combination logic.
+     * With this method, you can change this behavior and call the combination logic when one of the observed streams
+     * emits an item. It calls the combination logic with this new item and the latest items emitted by the other
+     * streams.
      * <p>
-     * If one of the stream completes before having emitted a value, the produced streams also completes without emitting
-     * a value.
+     * It waits until all the streams have emitted at least one item before calling the combination logic.
+     * If one of the streams completes before emitting a value, the produced stream also completes without emitting an
+     * item.
      *
      * @return the current {@link MultiItemCombine6}
      */
diff --git a/implementation/src/main/java/io/smallrye/mutiny/operators/MultiItemCombine7.java b/implementation/src/main/java/io/smallrye/mutiny/operators/MultiItemCombine7.java
index c52f2a640..3bdb3b292 100644
--- a/implementation/src/main/java/io/smallrye/mutiny/operators/MultiItemCombine7.java
+++ b/implementation/src/main/java/io/smallrye/mutiny/operators/MultiItemCombine7.java
@@ -28,18 +28,18 @@ public MultiItemCombine7<T1, T2, T3, T4, T5, T6, T7> collectFailures() {
     }
 
     /**
-     * By default, the combination logic is called with one item of each observed stream. It <em>waits</em> until
-     * all the observed streams emit an item and call the combination logic. In other words, it associated the items
-     * from different stream having the same <em>index</em>. If one of the stream completes, the produced stream also
+     * By default, the combination logic is called with one item of each observed stream. It <em>waits</em> until all
+     * the upstreams emit an item, and it invokes the combination logic. In other words, it associated the items from
+     * different streams having the same <em>index</em>. If one of the streams completes, the produced stream also
      * completes.
-     *
      * <p>
-     * With this method, you can change this behavior and call the combination logic every time one of one of the observed
-     * streams emit an item. It would call the combination logic with this new item and the latest items emitted by the
-     * other streams. It wait until all the streams have emitted at least an item before calling the combination logic.
+     * With this method, you can change this behavior and call the combination logic when one of the observed streams
+     * emits an item. It calls the combination logic with this new item and the latest items emitted by the other
+     * streams.
      * <p>
-     * If one of the stream completes before having emitted a value, the produced streams also completes without emitting
-     * a value.
+     * It waits until all the streams have emitted at least one item before calling the combination logic.
+     * If one of the streams completes before emitting a value, the produced stream also completes without emitting an
+     * item.
      *
      * @return the current {@link MultiItemCombine7}
      */
diff --git a/implementation/src/main/java/io/smallrye/mutiny/operators/MultiItemCombine8.java b/implementation/src/main/java/io/smallrye/mutiny/operators/MultiItemCombine8.java
index f4836c07d..b9c5d4fc8 100644
--- a/implementation/src/main/java/io/smallrye/mutiny/operators/MultiItemCombine8.java
+++ b/implementation/src/main/java/io/smallrye/mutiny/operators/MultiItemCombine8.java
@@ -28,18 +28,18 @@ public MultiItemCombine8<T1, T2, T3, T4, T5, T6, T7, T8> collectFailures() {
     }
 
     /**
-     * By default, the combination logic is called with one item of each observed stream. It <em>waits</em> until
-     * all the observed streams emit an item and call the combination logic. In other words, it associated the items
-     * from different stream having the same <em>index</em>. If one of the stream completes, the produced stream also
+     * By default, the combination logic is called with one item of each observed stream. It <em>waits</em> until all
+     * the upstreams emit an item, and it invokes the combination logic. In other words, it associated the items from
+     * different streams having the same <em>index</em>. If one of the streams completes, the produced stream also
      * completes.
-     *
      * <p>
-     * With this method, you can change this behavior and call the combination logic every time one of one of the observed
-     * streams emit an item. It would call the combination logic with this new item and the latest items emitted by the
-     * other streams. It wait until all the streams have emitted at least an item before calling the combination logic.
+     * With this method, you can change this behavior and call the combination logic when one of the observed streams
+     * emits an item. It calls the combination logic with this new item and the latest items emitted by the other
+     * streams.
      * <p>
-     * If one of the stream completes before having emitted a value, the produced streams also completes without emitting
-     * a value.
+     * It waits until all the streams have emitted at least one item before calling the combination logic.
+     * If one of the streams completes before emitting a value, the produced stream also completes without emitting an
+     * item.
      *
      * @return the current {@link MultiItemCombine8}
      */
diff --git a/implementation/src/main/java/io/smallrye/mutiny/operators/MultiItemCombine9.java b/implementation/src/main/java/io/smallrye/mutiny/operators/MultiItemCombine9.java
index c2ce757d2..fa9081a18 100644
--- a/implementation/src/main/java/io/smallrye/mutiny/operators/MultiItemCombine9.java
+++ b/implementation/src/main/java/io/smallrye/mutiny/operators/MultiItemCombine9.java
@@ -28,18 +28,18 @@ public MultiItemCombine9<T1, T2, T3, T4, T5, T6, T7, T8, T9> collectFailures() {
     }
 
     /**
-     * By default, the combination logic is called with one item of each observed stream. It <em>waits</em> until
-     * all the observed streams emit an item and call the combination logic. In other words, it associated the items
-     * from different stream having the same <em>index</em>. If one of the stream completes, the produced stream also
+     * By default, the combination logic is called with one item of each observed stream. It <em>waits</em> until all
+     * the upstreams emit an item, and it invokes the combination logic. In other words, it associated the items from
+     * different streams having the same <em>index</em>. If one of the streams completes, the produced stream also
      * completes.
-     *
      * <p>
-     * With this method, you can change this behavior and call the combination logic every time one of one of the observed
-     * streams emit an item. It would call the combination logic with this new item and the latest items emitted by the
-     * other streams. It wait until all the streams have emitted at least an item before calling the combination logic.
+     * With this method, you can change this behavior and call the combination logic when one of the observed streams
+     * emits an item. It calls the combination logic with this new item and the latest items emitted by the other
+     * streams.
      * <p>
-     * If one of the stream completes before having emitted a value, the produced streams also completes without emitting
-     * a value.
+     * It waits until all the streams have emitted at least one item before calling the combination logic.
+     * If one of the streams completes before emitting a value, the produced stream also completes without emitting an
+     * item.
      *
      * @return the current {@link MultiItemCombine9}
      */
diff --git a/implementation/src/main/java/io/smallrye/mutiny/operators/MultiItemCombineIterable.java b/implementation/src/main/java/io/smallrye/mutiny/operators/MultiItemCombineIterable.java
index 78c05d67a..73a34e36e 100644
--- a/implementation/src/main/java/io/smallrye/mutiny/operators/MultiItemCombineIterable.java
+++ b/implementation/src/main/java/io/smallrye/mutiny/operators/MultiItemCombineIterable.java
@@ -35,18 +35,18 @@ public MultiItemCombineIterable collectFailures() {
     }
 
     /**
-     * By default, the combination logic is called with one item of each observed stream. It <em>waits</em> until
-     * all the observed streams emit an item and call the combination logic. In other words, it associated the items
-     * from different stream having the same <em>index</em>. If one of the stream completes, the produced stream also
+     * By default, the combination logic is called with one item of each observed stream. It <em>waits</em> until all
+     * the upstreams emit an item, and it invokes the combination logic. In other words, it associated the items from
+     * different streams having the same <em>index</em>. If one of the streams completes, the produced stream also
      * completes.
-     *
      * <p>
-     * With this method, you can change this behavior and call the combination logic every time one of one of the observed
-     * streams emit an item. It would call the combination logic with this new item and the latest items emitted by the
-     * other streams. It wait until all the streams have emitted at least an item before calling the combination logic.
+     * With this method, you can change this behavior and call the combination logic when one of the observed streams
+     * emits an item. It calls the combination logic with this new item and the latest items emitted by the other
+     * streams.
      * <p>
-     * If one of the stream completes before having emitted a value, the produced streams also completes without emitting
-     * a value.
+     * It waits until all the streams have emitted at least one item before calling the combination logic.
+     * If one of the streams completes before emitting a value, the produced stream also completes without emitting an
+     * item.
      *
      * @return the current {@link MultiItemCombineIterable}
      */