With all the new development around the stadiums, it can be very lucrative and presents room for growth as the area continues to develop.

Seeking a construction/architect/development mentor would be wise.

gauging interest in miami smaller hotel developments like this on .1 acre. 

Be skeptical of the developer's claims, as your property's value likely won't see substantial growth until the entire development is completed and sold, which could take several years.

you have to learn land entitlement. we identified a site today for hotel development that was an 18000 sq ft lot.

One of the topics was him developing 5 acres in town near the golf course.  

I'd build up and go for at least 2 units but 3 stories is better. 3 story walk up apartments account for almost 65% of apartment developments round he country. this is what I'd recommend on your lot. this is 35' tall and we do it in columbus oh 

Here are a few high level thoughts for you as a beginner:-Don't lend in second position-Don't do deals with new investors-Don't experiment with new strategies, even with experiences investors- ie, don't jump in to a first development project with someone just because they've flipped 20 houses. 

Of course, this is all done before we spend money on inspections, etc.It's all about the relationship you develop with the team on the ground.

If you want to develop it, I can refer you a lender that will lend on a completed subject to appraisal but you'll be limited if you just want it for the lot.If you simply want the land as part of your property, you have more options including a HELOC which you can still use for development down the road.