In my mind I must be

 Indian 

I left a note for the thief

 And he got a attitude when he read it 

I don't

 Journal and more 

And the rest is

 Did you ID me on the block yesterday 

I think he broke in

 And read it 

I wrote my thoughts down

 Yesterday on a piece of paper about the toilet paper thief 

You have invaded

 Their privacy 

So if you read someone else's

 Journal 

A journal is a person's private

 Thoughts 

Read

 My journal 

That is

 Until I realized that the people I lived with