There are other FHA requirements concerning which you should contact your local lender, but determining whether or not a triplex or fourplex meets the self-sufficiency rule is a good place to start as this rule will immediately eliminate many properties from your search.  

Also unfortunate -- your contractor's sealing efforts may have made the problem even worse, since it essentially eliminates dry-out for a slab...  

It reduces/eliminates the possibility of claims of discrimination, and puts real money in your hand.

There will also have to be seasonal maintenance activities such as cleaning of the gutters, emptying water out of the sprinkler systems, etc. to eliminate some of the weather related issues. 

Solo K give you ability to contribute significantly higher amount (up to $59K/yr per participant), eliminates the custodian and give you checkbook control, gives you the ability to access up to $50K in your account tax-free and penalties-free via participant loan feature should you have a need, not subject to UDFI tax on leveraged real estate, ability to contribute pre-tax or post-tax into Roth sub-account, and more.The decision to incorporate should be discussed with a qualified tax professional.

But until they get the flood insurance rates and program under control, it's too iffy as flood insurance costs rising could eliminate cash flow quickly.  

You must eliminate your personal debt after this is accomplished as it's an incredible waste of resources.

It makes the whole process run smoother by eliminating this scenario and also it helps build a relationship with the agent so when you send a deal over, the agent is happy to float it out to their investors.

Also, forgiveness of Maintenance, and Late Fees, that are now $25K, living expenses, and a total elimination of mold, plus attorney fees and etc.

It's not clear how you worded your offer, mentioning the commission.Were you waiving your commission, in which case you would state so, but you'd also need an agreement with the listing broker, eliminating the buyer side pay out?