And they are usually referred to as coaches, not mentors.

I think you could take a second look at customer service improvements.You may have forgotten too, but the initial extra money I wanted used towards the down or the closing costs and was told to couldn’t.

Usually it says something like "buyer to verify all information" or some other weasely term.

If I have 4 rental property with basement, can I turn those basement into 2 extra bedroom.

Quote from @Ayyoub Reza: Depends on the market, but I usually don't want a rental sitting for more than a couple weeks.Remember: lower your price, but never lower your standards!

You can find a company that has flexible spending options based on the volume you'll be submitting, and doesn't charge extra for the double skip process.

what should be included in the insurance and what is extra?

The usual questions: What's the address?

In our area, renting out 3bd/2ba usually go for $4-5k. 

Look for homes with more than usual bathrooms.