diff --git a/lib/introduction.rb b/lib/introduction.rb
index 2b78f015..d5e76657 100644
--- a/lib/introduction.rb
+++ b/lib/introduction.rb
@@ -3,6 +3,27 @@
 # thing is NOT to "complete labs," the important thing is to learn the skills you need
 # in order to complete the rest of this course and be ready for the next course!
 
+#1
+
+def introduction(name)
+  puts "Hi, my name is #{name}."
+end
+
+#2
+def introduction_with_language(name, language)
+  puts "Hi, my name is #{name} and I am learning to program in #{language}."
+end
+
+#3
+
+
+#4
+def introduction_with_language_optional(name, language = "Ruby")
+  puts "Hi, my name is #{name} and I am learning to program in #{language}."
+end
+  #greeting_introduction_with_language("Patricia", "Ruby")
+
+