diff --git a/R/helper.POSTapi_download_w_json2df.R b/R/helper.POSTapi_download_w_json2df.R
index a399e5b..46ab870 100644
--- a/R/helper.POSTapi_download_w_json2df.R
+++ b/R/helper.POSTapi_download_w_json2df.R
@@ -2,7 +2,10 @@
 #' @importFrom httr POST
 #'
 #' @keywords internal
-
+# These functions are used by
+# #1. bold.fetch
+# #2. bold.public.search
+#
 # Function 1: Retrieve data using the POST API
 
 post.api.res.fetch<-function (base.url,
diff --git a/R/helper.gen.comm.mat.R b/R/helper.gen.comm.mat.R
index df99090..6d22054 100644
--- a/R/helper.gen.comm.mat.R
+++ b/R/helper.gen.comm.mat.R
@@ -45,6 +45,9 @@
 #'
 #' @keywords internal
 #'
+# This function is used by
+# #1. bold.analyze.diversity
+#
 gen.comm.mat<-function(bold.df,
                        taxon.rank,
                        taxon.name=NULL,
diff --git a/R/helper.get.bin.project.dataset.pids.R b/R/helper.get.bin.project.dataset.pids.R
index 70253fd..5d5406b 100644
--- a/R/helper.get.bin.project.dataset.pids.R
+++ b/R/helper.get.bin.project.dataset.pids.R
@@ -1,5 +1,9 @@
-################## Obtain processids for bin_uri, dataset_codes and project codes using GET API ######################
+#' @keywords internal
 
+# Helper functions to obtain processids for bin_uri, dataset_codes and project codes using GET API
+# These functions are used by
+# #1. bold.fetch
+#
 # Function 1: The function that uses GET to retrieve pids (First a token is generated which is then used for obtaining the processids)
 
 bin.dataset.project.pids<-function (get.data.input,
diff --git a/R/helper.msa.gen_ape_file.R b/R/helper.msa.gen_ape_file.R
index 4a07ece..d469453 100644
--- a/R/helper.msa.gen_ape_file.R
+++ b/R/helper.msa.gen_ape_file.R
@@ -2,6 +2,9 @@
 #'
 #' @keywords internal
 #'
+# # These functions are used by
+# #1. bold.analyze.align
+#
 # Function 1: Function to obtain the multiple sequence alignment from the BCDM dataframe
 gen.msa.res<-function(df,
                       alignmethod,
diff --git a/R/helper.public.search.public_data.R b/R/helper.public.search.public_data.R
index 670c7af..756aa2f 100644
--- a/R/helper.public.search.public_data.R
+++ b/R/helper.public.search.public_data.R
@@ -3,7 +3,9 @@
 #' @importFrom dplyr %>%
 #' @importFrom utils download.file
 #' @keywords internal
-
+# This function is used by
+# #1. bold.public.search
+#
 fetch.public.data<-function (query)
 
 {