Keep the focus on the lease; it rules - and he signed it.  

My bigger question is: do people NOT have an attorney review what they sign before they sign it.

See what the $19k was for first, it may have been neccessary, but still that does not make it ok for them to do it without a signed CO.You can ask an attorney a few questions using sites like Avvo or Rocket for not much $$$.

Only allow inspections after the contract is signed and locked in (if possible).Ultimately, gauge the buyer's credibility—are they responsive, experienced, and able to close?

I signed up for the 7 day trial.

I have been only contacting those people who sign up or request info but would like to start some cold out reach. 

If you have a potential tenant that "might not" be a good payer, just don't sign a lease. 

Did the contract you signed have any specific timelines on it at all regarding how fast we can get to you?

Politely and clearly, make it extra clear that all information will be verified including income prior to the signing of any lease.  

., signing up for an eBook in exchange for an email address) and was wondering if anyone has suggestions on lead magnets that have been particularly effective in converting interested parties into prospects.I’d greatly appreciate any advice or guidance you can share.