Yes, you are correct, PersonalUmbrella.com (Markel) and non-renewal letter also says must be admitted. 

We recently received letters 3 years after the fact from the City of Portland.

But I need PHONE NUMBERS to get better conversion rate for my letters.

It can be personally designed post cards or it can be letters. 

Follow the step for the deposit-even if it is to send a registered letter to their last known address stating that the deposit was used for outstanding rent and whatever damages or cleaning was needed (itemize it). 

Call owners directly and send letters/mailers.  

I have ESA valid doctors letter proofing that, but need to send the addendum to sign now.

What also is interesting is that over the past few year I get yellow letters only once a quarter but from the same guys.

. - I had to tag Nathan there six times because I kept mistyping a letter (they need to update this) You should have seen how hard it was to tag him back when he was just the gangsta Nathan G. 

Then he recommends sending a letter from his desk.