Aside from driving around looking for "For Rent" signs then going home and checking to see if they have an ad online, it would be difficult to pinpoint who you need to target. 

Hey Chavel Diaz Jr feel free to pinpoint any part of the TPC that you might have a question about...I'm here to help!

I was commited to shoot through the wall if I could pin point them.

I need to pin-point venture captial and or angle investors or just a big developer?

With direct mail marketing the best way to pinpoint and reach your prospects is to use the help of a title company.

Did you target a larger area or pinpoint specific neighborhoods?

Sit down with zillow, realtor.com and craigslist and see if I can pin-point a couple other likely areas with a lower buy in cost.

Once you lay out your long term goals and work backwards, you'll be able to pin point the property type, location and ideal property condition for your first deal.If you're considering Central Florida - Orlando, Tampa, Kissimmee, Lakeland, etc...  

You can use this site to look at the area as a whole, or to pinpoint particular houses.  

Many are near the middle of the city and you need to pinpoint the location to get a good deal and not a headache.