Percentage matters. 

An example is collecting data on online users and than trying to come up with a way to sell them stuff through ads.

And no matter the list, if you have a compelling and realistic message and offer you'll do deals. :-)

Cash-on-cash is your only metric here that may matter, and it's simply for comparing properties side-by-side and asking what the best use of your limited dollars is...Anyway,Your closing costs will be closer to 2% of the purchase price: $5,800 (unless the seller is covering this...if so, good job)Repair cost of $1,000 won't do anything...contractor fees will eat 50% of that...if you are renovating, you need to renovate to drive rents...$4k per unit will maybe do paint and carpet...a few fixtures. 

Go to an online source to find plans.

You can also check their reviews online at Google, Facebook, or Yelp.

License, online with the state/county licensing division.Insurance, Only by an insurance certificate (Accord form) directly to you from the insurance agent.

Automated voicemail and offer process is online.

Unless released by either party that money sits, no matter how right or wrong either side is!

There is opportunity in any market and just a matter of strategy.