I'd probably try FB marketplace first and see how it goes, then if that doesn't help look for a good advertising platform like buildium (which is probably too robust of a tool for what you need right now, but something with just that advertising feature).  

It's a false sense of security anyway and could save you money in the long run.

This strategy has allowed me to save on closing costs, secure favorable financing terms, and refinance almost immediately, all while minimizing my down payment.

I was able to partner with my parents to secure funding for the down payment via their HELOC.

To secure the loan.

I was able to partner with my parents to secure funding for the down payment via their HELOC.

He is asking about the security deposit.   

Consider all the things that could go wrong and see if the lease addresses them: unauthorized pets or tenants, early termination, security deposit, lease violations, late rent, eviction, lawn maintenance, parking, etc.5.

How much earnest money is needed to secure the property legally?

With this passion for real estate and my background, I'm here to help others navigate the loan process and secure the best financing options for their investments.