You might be using the definition of "broker" differently than us in this case (perhaps you're talking about the managing broker in the firm, not simply an agent), but even then, there shouldn't be any reason for a broker, if wholesaling, to have to list a property. 

Does all 45 feet need to be replaced or Is it something they can cut and replaced where needed

Simply put tell everyone you know what you are doing and the returns they can expect for X amount of investment dollars and ask them if they know anyone interested.

If this was my business model I would try to get one or two under my belt as proof of concept and then look for JV partners to fund the deals and you get a cut of the profit.

Should be able cut the price of the 1 house by 25-30k.It is the No money down that has messed with my emotions on this.  

The stuff that the big box retailers store doesn't cut it.

Am I better off trying to put together a deal via syndication or as a wholesaler and get a cut and build up a bigger cash reserve so I can clear the defaulted loan off my report ( rent and cost of living is insane here so I haven't been able to)Does the student loan prevent me from getting any mortgage? 

This is how I feel but I was going to be nice and refund half of the deposit because my husband and I can do a lot of the work and cut the cost.

Don't short-cut your education!  

If it doesn't work out simply walk away.