diff --git a/examples/LexActivator.rb b/examples/LexActivator.rb
index ebe4d49..de0c090 100644
--- a/examples/LexActivator.rb
+++ b/examples/LexActivator.rb
@@ -2,7 +2,7 @@
 
 module LexActivator
   extend FFI::Library
-  ffi_lib ["LexActivator", "./libLexActivator.so", "#{File.dirname(__FILE__)}/LexActivator.dll"]
+  ffi_lib ["#{File.dirname(__FILE__)}/libLexActivator.dylib", "./libLexActivator.so", "#{File.dirname(__FILE__)}/LexActivator.dll"]
   callback :license_callback, [:uint], :void
   callback :release_update_callback, [:uint], :void
 
@@ -60,6 +60,12 @@ class UserLicense < FFI::Struct
            :metadata, [Metadata, MAX_METADATA_SIZE] 
   end
 
+  class FeatureEntitlement < FFI::Struct
+    layout :featureName, [:char, BUFFER_SIZE_256],
+           :featureDisplayName, [:char, BUFFER_SIZE_256],
+           :value, [:char, BUFFER_SIZE_256]
+  end
+
   # @method SetProductFile(file_path)
   # @param [String] file_path
   # @return [Integer]
@@ -252,6 +258,34 @@ class UserLicense < FFI::Struct
   # @scope class
   attach_function :GetProductVersionFeatureFlag, :GetProductVersionFeatureFlag, [:string, :pointer, :pointer, :uint], :int
 
+  # @method GetLicenseEntitlementSetName(name, length)
+  # @param [String] name
+  # @param [Integer] length
+  # @return [Integer]
+  # @scope class
+  attach_function :GetLicenseEntitlementSetName, :GetLicenseEntitlementSetName, [:pointer, :uint], :int
+
+  # @method GetLicenseEntitlementSetDisplayName(displayName, length)
+  # @param [String] displayName
+  # @param [Integer] length
+  # @return [Integer]
+  # @scope class
+  attach_function :GetLicenseEntitlementSetDisplayName, :GetLicenseEntitlementSetDisplayName, [:pointer, :uint], :int
+
+  # @method GetFeatureEntitlements(featureEntitlements, length)
+  # @param [FFI::Pointer(*FeatureEntitlement)] featureEntitlements - Pointer to an array of FeatureEntitlement structs
+  # @param [Integer] length - The number of FeatureEntitlement structs in the array
+  # @return [Integer]
+  # @scope class
+  attach_function :GetFeatureEntitlements, :GetFeatureEntitlements, [:pointer, :uint], :int
+
+  # @method GetFeatureEntitlement(featureName, featureEntitlement)
+  # @param [String] featureName - The name of the feature
+  # @param [FFI::Pointer(*FeatureEntitlement)] featureEntitlement - Pointer to a FeatureEntitlement struct
+  # @return [Integer]
+  # @scope class
+  attach_function :GetFeatureEntitlement, :GetFeatureEntitlement, [:string, :pointer], :int
+
   # @method GetLicenseMetadata(key, value, length)
   # @param [String] key
   # @param [String] value
@@ -330,9 +364,9 @@ class UserLicense < FFI::Struct
   # @scope class
   attach_function :GetLicenseOrganizationAddress, :GetLicenseOrganizationAddress, [:pointer], :int
 
-  # @method GetUserLicenses(userLicense, length)
-  # @param [FFI::Pointer(UserLicense)] userLicense
-  # @param [Integer] length
+  # @method GetUserLicenses(userLicenses, length)
+  # @param [FFI::Pointer(UserLicense)] userLicenses - Pointer to an array of UserLicense structs
+  # @param [Integer] length - The number of UserLicense structs in the array
   # @return [Integer]
   # @scope class
   attach_function :GetUserLicenses, :GetUserLicenses, [:pointer, :uint], :int
diff --git a/examples/LexStatusCodes.rb b/examples/LexStatusCodes.rb
index 93cce0c..6bdb957 100644
--- a/examples/LexStatusCodes.rb
+++ b/examples/LexStatusCodes.rb
@@ -260,6 +260,10 @@ module LexStatusCodes
   # MESSAGE: Client error.
   LA_E_CLIENT = 92
 
+  # CODE: LA_E_ACCOUNT_ID
+  # MESSAGE: Invalid account ID.
+  LA_E_ACCOUNT_ID = 93
+
   # CODE: LA_E_LOGIN_TEMPORARILY_LOCKED
   # MESSAGE: The user account has been temporarily locked for 5 mins due to 5 failed attempts.
   LA_E_LOGIN_TEMPORARILY_LOCKED = 100
@@ -286,5 +290,21 @@ module LexStatusCodes
 
   # CODE: LA_E_FREE_PLAN_ACTIVATION_LIMIT_REACHED
   # MESSAGE: The free plan has reached its activation limit.
-  LA_E_INVALID_PERMISSION_FLAG = 106
+  LA_E_FREE_PLAN_ACTIVATION_LIMIT_REACHED = 106
+
+  # CODE: LA_E_FEATURE_ENTITLEMENTS_INVALID
+  # MESSAGE: Invalid feature entitlements.
+  LA_E_FEATURE_ENTITLEMENTS_INVALID = 107
+
+  # CODE: LA_E_FEATURE_ENTITLEMENT_NOT_FOUND
+  # MESSAGE: The feature entitlement does not exist.
+  LA_E_FEATURE_ENTITLEMENT_NOT_FOUND = 108
+
+  # CODE: LA_E_ENTITLEMENT_SET_NOT_LINKED
+  # MESSAGE: No entitlement set is linked to the license.
+  LA_E_ENTITLEMENT_SET_NOT_LINKED = 109
+
+  # CODE: LA_E_LICENSE_NOT_EFFECTIVE
+  # MESSAGE: The license cannot be activated before its effective date.
+  LA_E_LICENSE_NOT_EFFECTIVE = 110
 end
diff --git a/examples/sample.rb b/examples/sample.rb
index 24cbdc3..80c709a 100644
--- a/examples/sample.rb
+++ b/examples/sample.rb
@@ -1,11 +1,12 @@
 require "./LexActivator"
 require "./LexStatusCodes"
 
+
 # Refer to following link for LexActivator API docs:
 # https://github.com/cryptlex/lexactivator-c/blob/master/examples/LexActivator.h
 
 def init()
-  # status = LexActivator.SetProductFile("ABSOLUTE_PATH_OF_PRODUCT.DAT_FILE")
+  
   status = LexActivator.SetProductData(LexActivator::encode_utf16("PASTE_CONTENT_OF_PRODUCT.DAT_FILE"))
   if LexStatusCodes::LA_OK != status
     puts "Error Code: #{status}"
@@ -18,7 +19,7 @@ def init()
     exit(status)
   end
 
-  status = LexActivator.SetAppVersion(LexActivator::encode_utf16("PASTE_YOUR_APP_VERION"))
+  status = LexActivator.SetReleaseVersion(LexActivator::encode_utf16("1.0.0"))
   if LexStatusCodes::LA_OK != status
     puts "Error Code: #{status}"
     exit(status)
@@ -39,10 +40,11 @@ def activate()
   end
 
   status = LexActivator.ActivateLicense()
-  if LexStatusCodes::LA_OK == status || LexStatusCodes::LA_EXPIRED == status || LexStatusCodes::LA_SUSPENDED == status
+  if [LexStatusCodes::LA_OK, LexStatusCodes::LA_EXPIRED, LexStatusCodes::LA_SUSPENDED].include?(status)
     puts "License activated successfully: #{status}"
   else
     puts "License activation failed: #{status}"
+    exit(status)
   end
 end
 
@@ -63,6 +65,7 @@ def activate_trial()
   end
 end
 
+# License callback (optional)
 LicenseCallback = FFI::Function.new(:void, [:uint]) do |status|
   puts "License status: #{status}"
 end
@@ -71,8 +74,9 @@ def activate_trial()
   puts "Release status: #{status}"
 end
 
+# Run it
 init()
-# activate()
+activate() # uncomment this to activate the license
 LexActivator.SetLicenseCallback(LicenseCallback)
 status = LexActivator.IsLicenseGenuine()
 if LexStatusCodes::LA_OK == status
@@ -88,7 +92,6 @@ def activate_trial()
   email = LexActivator::decode_utf16(buffer.read_string(buffer.size).rstrip)
   puts "License user email: #{email}"
   puts "License is genuinely activated!"
-
   # puts "Checking for software release update..."
   # status = LexActivator.CheckForReleaseUpdate("windows", "1.0.0", "stable", SoftwareReleaseUpdateCallback)
   # if LexStatusCodes::LA_OK != status
@@ -118,3 +121,6 @@ def activate_trial()
     activate_trial()
   end
 end
+
+puts "Press Enter to exit..."
+gets