They have a lot of features and claim they eliminate a lot of different platforms to simplify lead generation, management, and follow-up. 

With a total of $41,000 of student debt left, you can eliminate that in a single year if you really put your mind to it.

I've recently been sending an email to every inquiry which allows me to quickly eliminate some wasted showings, although some will still lie about their income.  

We have just seemed to be unable with the wood floor framing to totally eliminate the walking noise from above in our over unders and some stair noise on our side by side(which are framed separatly like you were mentioning).  

An estoppel also verifies whether or not they own any appliances, are current on rent, their deposit amount, etc. and both the tenant and the current owner sign off on it to eliminate any misunderstanding. 

By eliminating as many third parties as possible we have been able to ensure the performance of our properties.

Not only are second positions risky, but they increase the risk of the first lien as you have decreased/eliminated the investors' skin in the game, so to speak.

For example, I like to buy all cash if possible, which eliminates competition from retail buyers and thus gets me a better deal and the lowest leverage when risk is still high.

Eliminating units with rent less than $1,000 seems to keep out the riffraff - kudos to @Alex Craig 's observation in that regard.Getting out of high rises.

Maybe run the calculator including repairs/vacancy/cap ex, use a 30 year mortgage and check out the normalized returns to eliminate the noise of aggressive debt pay down.Yes, COC is not useful in your situation as you are pumping more and more cash into the property and your original cash infusion is not relevant quickly.