All my numbers check out, so keeping my fingers crossed.Anyways, Is there anything special that I need to know about when buying from an estate sale?

You might consider Niche or Specialized Housing like student housing.

Scott The Book on Flipping Houses, The Book on Estimating ReHab Costs http://www.biggerpockets.com/flippingbookHouse Flipping resourceshttp://www.biggerpockets.com/renewsblog/2013/09/28/best-biggerpockets-house-flipping/Step by Step Guide to Flippinghttp://www.biggerpockets.com/renewsblog/2014/01/07/flipping-houses/You might consider Niche or Specialized Housing like student housing.

Membership usually also provides discounts to special paid training events. 

GSEs offer very attractive terms for multifamily properties nationwide, including various fixed and floating rate loan terms, early rate-lock options, and future supplemental loans.

I did not expect to hear that and I'm wondering if I shouldn't get a second opinion from another CPA, because I'm not even 100% sure that they specialize in real estate or not.

I would get some outside advice from a local professional that specializes in land.

You can also search NARPM.org for the RMP (Residential Management Professional) and MPM (Master Property Manager) certified.You might consider Niche or Specialized Housing like student housing.

Scott The Book on Flipping Houses, The Book on Estimating ReHab Costs http://www.biggerpockets.com/flippingbookYou might consider Niche or Specialized Housing like student housing.

Scott The Book on Flipping Houses, The Book on Estimating ReHab Costs http://www.biggerpockets.com/flippingbookYou might consider Niche or Specialized Housing like student housing.