Sean, I have some deep domain expertise here.For starters, I own 12-doors in Detroit (from California).

When the partner’s draw payments ceased this CPA became involved selling Sponsorships” in a very dubious MLM scheme; he was trading in all the goodwill and reputation he had garnered in 25 years of practice to make a quick hit because of his financial position. 3.

Quote from @Ahmed Aboelela: Practice, practice, practice!

My practice is to send a .pdf copy of only the first one or two pages of the DU showing approval only and strength of qualifications such as Fico Score etc...   

Be aware, they do not practice safe creative financing nor do they understand how to deal with the problems as they arise.

But it's a great tool for practicing analyzing deals :)

By that, I mean the contractual penalties, not the practical penalty such as loss of principal due to foreclosure of the property, dilution, and so on.Then, you must decide whether you “want to” meet this capital call.

As posted above, though, OPM may not be practical for a novice investor. 

My practice area is estate and trust based planning for individuals and businesses.

What a person calls oneself does not directly reflect on their level of expertise or how great their advice is.