The problem with taking on a second property that needs work when you already have one is when major things break in both at the same time.

@Mindy PerryReally doesn't matter what software you pick as long as it has the features you want.Two biggest challenges with ALL software:1) None are perfect, so deal with the tradeoffs2) Most users rarely put in enough time to really understand how to utilize the software.

Next time give them a call or email/text to let them know the notice was mailed and what it contains. 

The return on the investment was worth the time spent on the project.

And this might indeed require some time to pass before doing that.You could still create a single member LLC with either you or your wife as member. 

Also for time being cancel the premium subscription as that will also probably get them to reach out to you

If you are setting aside funds for capex, taxes, insurance, or other expenses that don't occur monthly, transfer those funds to Savings each month and hold them there until it's time to spend them.

It certainly will help me to know what to provide for investors when the time comes. 

I would not renew their lease then find someone who can pay their rent on time and will obey your rules.  

why on gods green earth would you want to buy 10k condemed houses :)  seems like a waste of time and money to me.