How to close quickly and efficiently.

I'm going to assume that you are looking at partials for the lower cost.

I was just blown away by a much more experienced investor telling me it would lower appraisal rather then raise it. 

We just closed a purchase for a Canadian buyer in south Florida.  

Using an FHA loan is a lot easier to get pre-approved, but you will need that 3.5% for a downpayment as well as 2-3% more for closing cost but you can also get sellers credit and not have to pay as much upfront.

If you have credit card debts with high rates/high balances I would focus on paying it down to 15% to 30% Max balance to credit limit ratios to lower your DTI - Debt to income ratios, increase credit scores and be in a better position to buy more properties at a lower mortgage rate.

Fred's insights and our strategic approach were crucial in successfully closing the deal.

Albeit they were originally meant for mobile homes so very close together.

Is this common and/or should it be reflected in lower profit share for him?

Make a list and look closely at each one to see if they are an option.If you can't find someone within your network, expand your network.