The co-hosting strategy is good to get your feet wet but I think you'll quickly find out its not worth the money unless you have a team in place to take care of all the work. 

These floors tend to get wet unevenly and dry out unevenly, and as they dry, the mortar bed cracks, usually at the worst possible time and in the worst place.

You might wait a while and instead of waiting, you could get your feet wet and have a few properties under your belt.

Like @Rachel H. says, that particle board sub-floor in wet areas is like a sponge.  

The dry warm weather means that there will be a lot less maintenance issues than in a more wet environment.

(advert, tenant selection, contracts etc); you will gain a lot from here...then you can gradually get your hands wet........ my one cent!

In furtherance of such obligation, TENANT AGREES TO PERFORM THE FOLLOWING:1.To keep the Premises free from dirt and debris that can harbor mold;2.To inspect the Premises regularly for the indications and sources of indoor moisture;3.To immediately report to Landlord any discoloration evidenced on walls, floors, or ceiling and/or any water intrusion, such as plumbing leaks, drips or flooding;4.To not air dry wet clothes indoors;5.To always utilize stove hood vents when cooking items that may cause steam;6.When showering/bathing, to always utilize the bathroom fan and to notify Landlord of any nonworking fan;7.To water plants outdoors;8.To notify Landlord in writing of overflows from bathroom, kitchen or any other water source facilities, especially in cases where the overflow may have permeated walls, flooring or cabinets;9.TO IMMEDIATELY WIPE DOWN ANY WATER OR CONDENSATION THAT APPEARS AND/OR DEVELOPS ON ANY AREA OR ANY SURFACE;10.To clean upon first appearance, any mildew from condensation on window interiors, bathroom & kitchen walls, floor and/or ceilings.

I eventually want to get into rehabbing and buying-and-holding but I'm just getting my feet wet.

I am a newbie and wannabe investor trying to get my feet wet in RE investing.

$250K for 2 bedrooms worth of rent seems heavy especially with all of the other areas around Atlanta where you could get your feet wet for a much lower price of admission.