If it's formed right, typically all that's required is a certificate of trust and a few more documents to show the chain of ownership and grantee/grantor.Will this be a rental?

Depending on your financial status and the health of the LLC and investment it holds they may require a personal guarantee, which would also be you signing as your legal name.

Most condos in the DC area require minimum leases of 6 or 12 months.

New Jersey law requires that security deposit be refunded to the tenant via check delivered in person or as a certified mail.Is it ok to instead refund security deposit via say Zelle?

If they are picky they can have a privacy requirement too.

Your property listing can also be a great way to lay out qualifying criteria (i.e credit score minimum, and require a co-signer if lower).After conducting due diligence into a particular tenants situation, and you decided to proceed with an application approval, you could require a higher security deposit. 

Some places like Illinois for example require individuals to be licensed with the state in order to wholesale more than 1 deal per year. 

Permitting for additional bedrooms and garage conversions requires compliance with zoning and building codes.

The hard money lender that require appraisal usually do that, and in my experience the appraisers are a bit more cautious in those scenarios.

Separate checking accounts not required, but you need to maintain separate books and records.The TREC requirement is correct, but odds of enforcement seem low.