What can I do to help him (and help me) for him to be in a position to be able to pay his rent?

If I sold, it would be 90-110K to use. 

You need to always be changing with the market, testing and poking to see what marketing works better and what does not work at all. 

Consider why someone would want to live there—proximity to work, schools, or other conveniences—and what amenities you can offer to enhance their experience.Key Amenities: Amenities can set your development apart.

Me personally I want to get stated, but sometimes I just feel like I still have a lot to learn.

So that was a low hurdle to improve on.

@Trenton MillerHey Trenton,Land valuation is the most important skill you will need to develop, and honestly, the only way to be better at it and not just take someone else's word for it is to truly understand zoning.

Your requirements to defer all tax are to purchase at least as much as your net sale and use all of your net cash in those purchases. 

Even if it is just a walkaround and not measuring anything; the contractor should be there if you are new to this to give you an estimate.. 

(The Hard Money Co/FStreet Investments) How did you add value to the deal?