Best contractors you worked with, specialized in flipping/rehabing for investors.2.

Only 5% of homes are selling for above asking (given they have something special about them). 

Sure it's ridiculously expensive, but for someone that specializes in small multifamily properties, there is no better data source.I also use a lot of saved searches in the MLS that send me everything that sold, price changed, cancelled, came back on market, withdrew, etc.

Does anyone know a NJ realtor who specializes, or has a lot of experience, in multifamily properties?  

If you plan to get into mobile home investing, it's best to study up on the product itself and network with other contractors who specialize in working on mobile homes should you need help with the fix-up work. 

Seeking advice/input on how/where to find CFP’s/CPA’s specializing in real estate investing in my area.

Also, while delayed financing is dried up at the moment, MC Mortgage in Wilmington, NC specializes in helping investors and they know their stuff backwards and forwards.

Do any of you specialize in this? 

I don't have many recommendations for OOS specialists (because I live here), but @Alyssa Dyer with Table Investments is/are very knowledgeable and responsive and specialize in working with people outside Oklahoma.Rhett Tullis is a property manager that I haven't personally worked with, but who was very helpful to my sister when she was exploring investing here from Texas.

You can also form what is referred to as a Checkbook IRA by having the self-directed IRA purchase ownership in a specialized LLC entity.