The issue is I'm self employed and everything is written off, my credit ranges from 750-790 depending on the credit card miles game.

The factors I have considered so far are that keeping it open will allow me access to more money if needed for something like a rehab without using my credit cards.

Is it recommended to get business cards to give people at the doors?

What is your real vacancy rate? Do you go back and actually calculate it each year or just have a number in your head? I typically input 8% in the financial calculators before I purchase a property but some are better...

I would be ready for socialization--and bring business cards or be prepared to airdrop some equivalent.

Is this true??

Tax rolls have it at 1600 sq ft, if the enclosed porch makes up the difference, be careful as it needs to have heating/air pumped to it and be done well to be considered as true additional square footage. 

@Irina Belkofer VERY true!

Account Closed Yes you can assign a contract if the seller gives express Consent.This is true even if the contract says it is not assignable. 

When everything is perfect you may think you have an excellent partner but you can only see their true face when things go bad.