I have had 14 listing appointments generated through their service in three months and have a funnel of many many more.

Thank you also for your service.  

What types of programs are typically available for borrowers with 800 scores, 1m liquid, looking for 350 to 400k loan to buy land and build a spec for resale.

Typical management fees in Knoxville are about 8%-12% monthly with some variable fee for leasing.

Provides an option to convert to a fixed rate, which will be higher than the typical rates.

Typically, how much value will the HVAC and ductwork improvement add to the appraisal amount later? 

I have a "notebook" (that's basically a file folder, in Evernote) for different types of info I want to have access to later: lender info, referrals for service providers, property listings that I come across and want to check out later, websites that have demographic info... all sorts of things.

Normally, borrowers are required to show liquidity at closing to ensure they can service the debt, but since the debt service is coming from the escrow holdback for monthly payments, the borrower only needs to have enough cash to close.

For instance, hard money financing typically requires a lot less down compared to rental financing.

If it's a primary residence (house-hack) you can go as low as 3.5-5% down but these loans typically require the residence to be in a decent condition.