I will be an only owner of LLC to avoid filing a separate Federal tax return.Questions :Does it matter where do I create an LLC - Missouri or California ?  

The question is do we have/need one pro membership or each separate is there a way to have a "business" type membership in the pro section.  

Transferring a property into a Living Trust does nothing to separate the property from the encumbering mortgage. 

Each property is a separate partnership, so you do it one at a time.

Verify all expenses and make sure that the unit has separate water meters.  

Apply for a Zone Modification to split the lot and sell them separately after rehab of larger home and placement of  a new MH on second lot.2.

I asked a mutual friend if she  knew what had happened with our acquaintance and their home situation and was told that she had heard that they had moved out of state and that then the husband had moved back into the area with one of the sons (sounds like there may have been a possible separation or divorce?)

Are separate meters included in your renovation budget?  

Or are they in two separate parcels you just happened to buy all at once?  

You are confusing two separate issues.