I can also help with any construction/remodeling questions if you need as I am a general contractor as well as a licensed electrician,plumber and hvac. 

It's also considered a block by block city, so it will be critical that you link up with someone that is reputable and understands the area.

many development projects are financed with institutional money, and bringing equity partners in a deal is lots more expensive and lots of troubles for nothingIf your project makes sense, are decently capitalized, work with a reputable architect and builder and know how to pitch a project to lenders, you don't need to bring anyone in the deal but the bank and a hml.If no lender is interested in your project then it only means it is not feasable / doesn't have a reasonable risk/reward ratio and you should probably move on 

I am looking for reputable hard money lenders for buy and hold  properties in Florida

Any reputable contractors will be helpful.

I do know that his network is rather small since he's asked me several times if I knew a plumber/electrician/handyman, etc, so he would solely rely on an agent to sell it.

Turnkey brings you efficiency, experience, knowledge, capacity, savings, security and beyond all in one package, if you want to be passive RE investor building wealth, you can use a reputable Turnkey operator to do your dirty work for you and collect your passive income.

Best bet would be to get quotes, maybe speak to the kit home people and see if they can provide rough guideline prices.Having to get electrical and plumber plus fixtures I would say you'd be looking maybe about $50k for the house purchase and live in state Plus land.

Complete waste of energy to show unfinished properties and worse, it could cause you to lose someone who may have actually bought the finished product.Perhaps with the demand you have there and the reputation you've built, you have a better opportunity to use that strategy to find renters.

He charged me to buy all the tools also, pliers, tube cutter, plumbers tape, ect...How would you handle this?