At this point in time unless he comes way down off of his invoice I don’t see any way around this getting ugly. 

How did you find this deal and how did you negotiate it?

I plan to hold this property towards retirement as it's in the area I grew up (obviously anything can change).I am receiving conflicting statements from contractors/friends/family on which roofing option to go with.

You are playing with fire with this strategy to start, but then when you count in an inexperienced rehab to rent a year later, I would earmark this for disaster.

Following this.

We have a GroupMe in DFW that we exchange ideas and it is an easy way to get direct support from other investors in the area.How to choose the write strategy, you have to educate yourself and create a good team around you that you can trust.Feel free to DM me for access to the groupme.

I've already found this community and the podcasts to be extremely valuable. 

is this a good way to buy a property at a discounted price? 

This development aims to enhance housing options and significantly increase property values.

Got to know about this group through "The Book on Rental Property Investing".