But I will have over a million in pure gross income coming in 25.  

Don't split the work between multiple contractors if possible, finding one to do all or most of the work will keep prices down.Challenges were finding replacement pieces for certain items as manufactured homes were very different than stick built as well as going through state guidelines for affixing the house to the land

If another veteran assumes the loan then their entitlement will replace the sellers, and the sellers entitlement can be restored to full.Great post!

I sold my company to a national PMC named PURE,  they have a large footprint in California and are always looking for people at most levels. 

All water, sewer, and electrical infrastructure is being replaced.

If a landlord was responsible for each replacement it would add up quickly.

During this renovation period would you, as the lender, want an Actual Cash Value or Replacement Cost policy in place?

Purely answering the 80% vs 90% leverage question, in most cases it's better to reach for that 20% down.

After the initial inspection we sent a response to the inspection asking for $21,500 in seller credits to cover the roof and furnace (both needed replaced). 

First, the stairs leading down to it would likely need to be replaced.