One fact that you uncover, example, the gasoline manufacturing plant next door, the rental properties that surround your property, etc.  

Your own willingness to do a shady deal, not use your own insurance, pull permits or pay taxes puts you in the position of a less than reputable contractor.

Hold off on entering the business until you're ready to give your clients 100%, as to do otherwise is a disservice to your clients and the overall reputation of agents everywhere.

I think that in this business that no matter what area you are practicing, our professional integrity, consideration, putting in the work to make sure as much as possible, you do your part and help make the deal good, you build a good reputation.

If your reputation means anything I'd suggest you not get on the wholesaling circus train of clowns.

Can anybody recommend a reputable company?

What they don't preach is how much hard work is involved, or how reputation is EVERYTHING....

He sets major commercial projects for a lot of the manufacturers.  

Can someone recommend an online program that is reputable?

The creation of the CFPB lit a lot of fires under other regulators - state and federal and the intertwining complications between retailing manufactured homes and lending on manufactured homes suddenly emerged from under the radar to being in everyone's gunsights.There are ways for small operators to still function, but not without cost, and not without complication.