I don't mind handwriting my letters to start out, just want to know good ways to find the properties and assess them correctly.

I also stated that I sent him over two letters outlining the late fees (which I did and he acknowledged) within the first two days we took over the property. 

Ah the four letter word DEBT!

How does the real estate community determine the letter value of property (A, C, etc)?

For me, that means a double digit cap rate.

Also, sometime an official letter works better than a text or talk :D

You could write her a letter and claim the guests are complaining, even if they are not.

After meeting the seller and understanding who she was, my real estate agent and I wrote a letter to her which played a significant role in her feeling comfortable passing along the property.

You're nearly at a 1.5% rent to value ratio, therefore I would expect your COC return to be well into the double digits, especially considering such low property taxes. 

If I'm sending a direct mail letter to absentee owners and I want in english as well as Spanish.