When I looked at the property and when I submitted the offer I made it clear that I need the property vacant because we are going to do the work that the seller doesn't have the money to complete.

Or are you truly going to try to do it yourself completely virtually?

Sounds like @John Williams knows the market well and has some great experience in the market! 

Sounds like a good problem to have and you have several options but here are 2 good options:1.

I'm in Miami FL right now for 45 days for business development and they allow for densities as high as 1000 units per acre. in Columbus it might be 50 units per acre. density always wins and drives down land cost. keep land under 10% of asset value upon completion. those are my best tips to get started 

All and all though, sounds like you made a decent deal.

She is an expert here in South Florida and will be able to provide you with sound advice.

Completing the exchange buy purchasing his mother's land. 

Your guests will be expecting a functional unit complete with proper clubs and balls for use. 

@Joseph O'Sullivan, Yeah, the 1031 exchange is completely flexible anywhere in the 50 US states and those territories that @Bill Brandt mentioned.