What else am I not taking into consideration?

Put down as little as they will let you for the Option Consideration.  

I am filling out the warranty deed and was wondering if I can leave the Consideration part blank or do I need to fill it in with "for $10.00 paid and good and valuable consideration, the receipt and sufficiency of which are hereby acknowledged".Thank you! 

Being my first MFH I am not sure if I am making all the proper considerations.

Actually Orlando got hurt worse in Charley than Fort Myers and I have colleagues in Orlando are still without power now (but they do have phone service so I can mock them).But there's two other fundamental dynamics that might bear some consideration.  

How do you BP users effectively do the following with specifics Collecting Rent Maintenance CallsAdvice on which Websites used for background checks and possibly electronic deposit website.Or any website that helps a alot with this subjectEffectively building up vendors ( Which vendors are best to have on deck and have telephone #) plummerhvacmisc repair manWhat am I forgettingI'm seeking specific websites that any BP users may use that works for them so I can take that into consideration when I continue with my researchSeeking Advice that maybe any book didnt cover that I might get side swiped with. 

I live in the Cleveland area (Cleveland Heights). 

Thank you all for your consideration!

For example I would want to know more about the building itself such as clear height, construction type, age of construction, is it sprinkled, how much office space?

I did not deposit his check however, so it might not be considered a binding contract (no consideration was accepted).