Most will need to be under an institution due to asset requirements, but that can be in the form of a bond, I doubt it will apply to any attorney as you have already jumped through this and you're acting as legal counsel.States may have educational requirements to be a broker who will oversee or sponsor an originator.So, the level of sophistication and experience may well be dictated by insurance companies accepting the risk rather than a state determining qualification. :)

If sellers are dictating terms and have buyers willing to accept them, it is a seller's market.

Obviously the size and length of the loan will dictats most of that but still.There's a point where real estate reaches critical mass when you can scale up in number of homes and then let the factor of time catapult you to a much larger profit than you would typically expect.

The term of a lease has no direct bering on how long a tenant will stay. their life dictates when they will move and generally speaking most people do not like to move often.

Your areas that you are looking in will dictate who your tenants will be.

There is no standard, "rule of thumb" or ratio that dictates starting bids at trustees sales.

You always get a written Approval Letter which dictates price, terms, costs, etc.

A lot of people are not happy but they let other people dictate way too much of their life and then this is what happens.  

CMBS underwriting is dictated by guidelines put forth by rating agencies like Fitch, S&P and Moody's.

But your individual situation will dictate what is appropriate.