diff --git a/README.md b/README.md
index 0e528bb..c996692 100644
--- a/README.md
+++ b/README.md
@@ -52,11 +52,11 @@ fetch a lead and update one of its value:
 updating a lead, using id, email, etc.
 
     new_values = { 'Firstname' => 'Jeanne' }
-    lead = client.get_leads :email, 'jane@scorp.com' 
+    leads = client.get_leads :email, 'jane@scorp.com' 
     # update using id
-    lead.update(new_values, :id)
+    leads.first.update(new_values, :id)
     # update using email
-    lead.update(new_values, :email)
+    leads.first.update(new_values, :email)
   
 
 ## Set up
diff --git a/examples/update_lead.rb b/examples/update_lead.rb
index 86b8d8a..bc51993 100644
--- a/examples/update_lead.rb
+++ b/examples/update_lead.rb
@@ -1,4 +1,7 @@
-require 'mkto_rest'
+$:.unshift(File.expand_path('../../lib/', __FILE__))
+require_relative '../lib/mkto_rest'
+# or require 'mkto_gem' if you installed the gem
+
 require 'yaml'
 
 =begin
@@ -18,7 +21,12 @@
 if File.exists? config_path 
   config = YAML::load_file(config_path) 
 else
-  print "Set your hostname, client id and key in #{config_path}\n\n in this format\n#{{ hostname: '', client_id: '', client_secret: '' }.to_yaml}\n\n"
+  print <<-EOF
+"Set your hostname, client id and key in #{config_path} in this format:
+
+#{{ hostname: '', client_id: '', client_secret: '' }.to_yaml}
+
+EOF
   exit 1
 end
 if ARGV.size < 2 or ARGV[0].include?('=')
@@ -26,7 +34,7 @@
   exit 1
 end
 
-email = ARGV.shift
+attr_v = ARGV.shift
 values = {}
 ARGV.each do |pair|
   k, v = pair.split('=')
@@ -35,23 +43,23 @@
 
 
 
-client = MktoRest::Client.new(config[:hostname], config[:client_id], config[:client_secret])
+client = MktoRest::Client.new(host: config[:hostname], client_id: config[:client_id], client_secret: config[:client_secret])
 
 #client.debug = true #verbose output, helps debugging 
 
 client.authenticate
 
-
 # find leads, updated fields.
-client.get_leads :email, email do |lead|
-  p "found lead #{lead.id}!"
-  p "#{lead.to_s}"
-  p lead.update values
+leads = client.get_leads :email, attr_v
+
+leads.each do |l|
+  p "found lead: #{l.to_s}"
+  p l.update values
 end
 
-client.get_leads :email, email do |lead|
-  p "found lead #{lead.id}!"
-  p "#{lead.to_s}"
+# using a block
+leads = client.get_leads :email, attr_v do |lead|
+  p "found lead #{lead.to_s}"
 end
 
 
diff --git a/lib/mkto_rest.rb b/lib/mkto_rest.rb
index 988c279..53176b8 100644
--- a/lib/mkto_rest.rb
+++ b/lib/mkto_rest.rb
@@ -6,10 +6,10 @@
 module MktoRest
   class Client
     attr_reader :host, :client_id, :client_secret, :token, :expires_in,:valid_until, :token_type, :scope, :last_request_id
-    def initialize(host, client_id, client_secret)
-      @host = host
-      @client_id = client_id
-      @client_secret = client_secret
+    def initialize(options = {})
+      @host = options[:host]
+      @client_id = options[:client_id]
+      @client_secret = options[:client_secret]
       @options = {}
     end
 
diff --git a/lib/mkto_rest/lead.rb b/lib/mkto_rest/lead.rb
index d6193de..111f21f 100644
--- a/lib/mkto_rest/lead.rb
+++ b/lib/mkto_rest/lead.rb
@@ -26,8 +26,7 @@ def update(args, attr = :id)
     end
 
     def to_s
-      #@vars.collect { |k| "#{k} => #{self.send(k)}" }.join(", ")
-      @vars.to_s
+      @vars.map { |k| "#{k} => #{self.send(k)}" }.join(", ")
     end
   end
 
diff --git a/pkg/mkto_rest-0.2.0.gem b/pkg/mkto_rest-0.2.0.gem
index 5e03c96..e9bb0f7 100644
Binary files a/pkg/mkto_rest-0.2.0.gem and b/pkg/mkto_rest-0.2.0.gem differ
diff --git a/spec/mkto_rest_spec.rb b/spec/mkto_rest_spec.rb
index 41272e0..f8ed668 100644
--- a/spec/mkto_rest_spec.rb
+++ b/spec/mkto_rest_spec.rb
@@ -11,8 +11,8 @@
     @hostname = 'dummy.mktorest.com'
     @token = 'token'
 
-    @client = MktoRest::Client.new(@hostname, @client_id, @client_key)
-    @authenticated_client = MktoRest::Client.new(@hostname, @client_id, @client_key)
+    @client = MktoRest::Client.new(host: @hostname, client_id: @client_id, client_secret: @client_key)
+    @authenticated_client = MktoRest::Client.new(host: @hostname,client_id:  @client_id, client_secret: @client_key)
     @authenticated_client.__auth(@token)
 
     @lead1 = MktoRest::Lead.new(@authenticated_client, { name: 'john', email: 'john@acme.com', id: 1} )