(Lots of folks like to point out the tax deduction but ignore the fact that the only useful part of that deduction is the amount that exceeds what you'd otherwise be able to deduct.)You can (as of this writing) deduct the property taxes as well, but the recently proposed tax reform bills may affect the amount of both mortgage interest and property taxes you can deduct.

Factors include the wording of the original agreement, when the original debt was due, how it was billed, and if the tenant ignored the bills and let them accrue.

If you keep it going that long, tell him you have to send a check.Of, just tell him nothing and ignore him.

I am fine eating a few thousand up front to benefit in the long run, but will still need to sell my house for a profit (let's ignore whether or not I can get X dollars above what I paid just 6 months ago).

Feel free to ignore it.

Excuse my ignorance

I was completely ignoring what we walked away with at closing. 

@Nick Patel Sure lots of people do illegal stuff out of total ignorance.

He isn't maintaining your property, got warned tondo something about it, ignored it, and this is what happens.

I am not saying that to be ignorant, I know that you are an expert, James.