I am at the end of a sentence
Fullstop
I am at the start of a sentences and is used for names and places
Capital Letter
I am used for making a list and used for taking a pause
Comma
I am used for when someone is speacking
Speach Marks
I am used for a question
Question Mark
I am used to indicate possession of or a missing letter
Apostrophe
I am used to indicate strong feelings or high volume
Exclamation Mark
I'm used to join words
Hyphen
I'm used to preced a list
Colon
I'm used to seperate major sentence elements
Semicolon