He doesn't have the common courtesy to respond, and, according to my credit card company, HAS TO RESPOND TO MY DISPUTE!

Couple things to thing about:-Not sure if the 1% rule applies in this scenario but feel like there’s no way you could get 4500$ in rent.

Ask your accountant/financial planner to run different scenarios in their software and discuss your options. 

Is there a rough and dirty rule for sharing wells and using a common septic for multiple dwellings to ease up on costs and make things for efficient?

My question is, is negotiating a security deposit common and is that a risk I should be ok to take?

This is a common scam, @Alex Ng.

I've heard many horror stories from limited partners about the general manager they partnered with to do a deal and I noticed some commonalities in each story: - Not following through with business plans- Lack of communication - Lack of accountability I know LPs look for experience above all, but are there any other criteria that you look for in a GM that helps when getting into a syndication deal them? 

Cash flow and access to capital are common problems for real estate investors and house flippers.

Quote from @Ally Gao: This is a common mistake.

It is really about evaluating risk/return scenarios.