You can't combine the mortgages.If you have enough down payment, then it is possible to do a simultaneous buy.

Here are some of the things we use to pull in deals:Direct Mail - old school letters in a traditional white envelopeDirect mail - flyersHand cards (used to target specific properties; small batchSocial media (FB, Twitter, YouTube, Linkedin, Instagram)Facebook groupsAnd just recently we've implemented SEO (it won't take effect for another 30-60 days)Host a monthly networking eventI hope this helps!

The bones appear to be good on this home and will just need some help with cat pee with a combination of a few tactics I found on the forums here.

I would have enough to buy about 4 properties in cash if I draw 75% of the money out of 3 out of the 4 houses and combined with cash on hand. 

Don't waisted time and money on websites and SEO.

The combination of good jobs in a diversity of industries, favorable climate, and liberal policies have been attracting people from all over and there is no sign of this trend stopping.

Some cities such as Philadelphia would have higher rental yield so that might be a good combination of supplementing your income and building long term wealth. 

I would likely keep this PM.The asking price is $24,900, combined rental income for both units is $790.00, fixed expenses are $107 monthly, other expenses are $364 monthly (mowing, repairs/maintenance, water).

@Yoni WeisbrodHa...analysis paralysis be thy name (ok, not really cause you're asking good questions, but do not let questions hinder you from action).It requires a combination of patience and boldness to be successful in this, from my experience. 

Combine this with the rampant printing of money we are likely to see inflation coming.