Hope that offers some insight into setup and structuring...Cheers!

@Peter Kozlowski If you know the market and know how to structure a strong offer, then you certainly can go without a buyers agent. 

Debt is taken OUT of this calculation because it would be nearly impossible to compare different properties with different debt structures.

The appearance of the structure shall remain that of a single-family residence and there shall be an internal means of egress between the principal unit and the accessory family dwelling unit.

Client bought a property that had been structurally damaged and could not be repaired. 

@Chris Carr Do you recommend purchasing land in the area and building or purchasing an existing structure?

Looking for guidance on how to structure the buy and sell agreement and how much life insurance to purchase.

Alternative engineered materials that are competitively priced with typical 2x4 stud walls framed 16" o.c. would be Structural Insulated Panels (SIPs).

Between Covid delays for permitting, construction delays to keep bringing the inspector and engineer back in as we found more and more structural issues, then amending the plans and waiting on them to be approved by the city after each amendment, plus a GC I hired that lied about his level of experience and took forever to finish plus ignored every material selection I made and ran with his own finishes that were mostly bargain basement closeout garbage, it took a year and a half to get this from acquisition to stabilized. 

You will have two escrows, two closing, and two sets of closing costs in this method and you will also need to bring funds to the table to close the transaction between you and seller.More importantly, assignments as a means to wholesale are typically executed illegally as they violate CA DRE laws for brokering without a license so I strongly suggest that you look into the legalities of your wholesale structure before you proceed.