Since I have done both of these things wrong and right in my past, I can tell you keeping the client happy to a certain extent is a lot more cheaperWe have found that setting the proper expectations right up front of what we will and will not do seems to help solve going down this never ending rabbit trail sometimes.

The thing that some sellers are having trouble with is understanding that this is now a variable in the transaction where it use to be somewhat set at the beginning of the transaction.

Hey Merny, I can help set you up with lending.

Scott, you just set off about 1,000 keyword notifications from those on BP who will now private message you and post in this forum a slanted angle of where to invest on the hope and glimmer that you give them the money to invest in them. 

Hello, you can do some research with the city's planning department as far as their development standards for that zoning, i.e. set-backs, height, lot coverage, etc.

in to 5 years he would be set for life...

It is 'lost' when investing within a retirement account.2) If the extra rate of return is about 1%-2% it may make sense given all the extra worth involved such as setting up and paying for the SDIRA account and then potentially having to file certain tax forms if your income is subject to Unrelated Business Taxable Income.

And in second, setting up a "plan Z" where if all else fails what does get "burned to the ground" is replaceable, and the wealth center is protected on it's "asset island". 

Then they get something under contract, have a buyer all set up but no money!

I would suggest setting up a VA, building your own list and having them call and vet for motivated sellers for you.