If you're certain the type of renter you're going to get are traveling medical professionals, you know they're on short term contracts (typically 13 weeks).

Be sure to understand the financing options out there for mobile home buyers and if you opt to carry the contracts on the homes you sell you should do some research on Dodd-Frank regulations. 

They have to have an established contract with the bureaus in order to report.

Negotiate with her or end our contract.

The detective is not an expert in contract law and doesn't know what he's talking about.

I say it is the first deal because it was brought to me by the owner before placing any other deals under contract (which I have done in multiple states) legally, and ethically.

So shift your expectations to most of the cash out and you'll be good and you'll actually start buying deals, versus people who wait for the perfect deal, spin their wheels for 6 months terminating contracts/analyzing hundreds of places, and then eventually burn out and give up. 

Alternatively, once you have a full time job (or an employment contract), you should be able to qualify for a loan and utilize a Down Payment Assistance program.

I also asked him to look over the paperwork Chris gave me to see if I was getting a fair contract.

Also when you are under contract and get condo docs, make sure to read the meeting minutes (for the past year if available) they will indicate if there are any talks of an upcoming special assessment (which you don't want).