Agree with Adam Craig that while you might not find numerous opportunities on the MLS the first time you look, they're out there. 

I currently represent numerous investors (both local and out of State) in the New Albany, Clarksville, Jeffersonville Areas.  

In speaking with numerous local property managers and some local investors, as well as combing through available 1/1 apartments for rent, I have come up with $600-625 a month being market rent.

The website has numerous resources - check out the tools tab at the top of the screen. 

Looks like some Atlanta condo building is fighting its residents over Airbnb ... and this building happens to be a condominium where numerous state legislators own.

However, the Sales Comp that was used had egregious errors to be used as Comps.For instance, while the Sale Price of on Comp was only $1.2 Million, the Mortgage that was taken out on the property was approximately $1.8 Million.

The pros and cons of all approaches have been hashed out here numerous times and I'm guessing there are even some blog posts on the topic.

If you always stay in the same neighborhood and do the same amount of work and are able to find the same quality of contractor and are ok with a certain margin of error and the deals still pencil for you, then your method is probably fine.  

More expensive properties eliminate people that don't have access to funding/FHA buyers, so the competition is likely less numerous, though likely more sophisticated in general. 

@Tony GunterAround here there are numerous post-war houses which were built with no eave over the gable end - I suppose saving 12" of material for each gable added up when they were building 100 - 200 houses in a neighbourhood ;-)Depending on how much of an eave you wish to have there are two ways you can achieve it:The "correct" way:  You need to build a ladder which is cantilevered off of the end truss in your gable.