If you like, I can send a few properties of the most popular areas and we can discuss a possible strategy.

If the rejected applicant is also strong and you have other units that you expect to become vacant soon, you might offer to let her know when a vacancy arises so that she might apply again at that time.

The question is, does your marketing create some way for them to come back to you in the FUTURE when the need arises?  

Blue Dot is pretty popular in the Bel Air area.

However, the most popular is a yellow letter that is short and sweet and to the point, like this one:Hope that is helpful!

I can tell you the most popular call has been a plumbing issue.

Do I have the option to contact someone directly (not general office line) to discuss any questions or concerns as they arise?

I can also use him as back up should the need arise.  

The Landlord shall not be liable for any damage to Tenant’s personal property arising from criminal acts, fire, storm, flood, rain or wind damage, acts of negligence of any person whomsoever, or from the bursting or leaking of water pipesIn order to be compensated for any items you lose from a fire, storm or other catastrophe, make sure you inventory all your personal belongings.

@Conrad Metzenberg as @Louise Alexander has said, I'd go the HELOC route so that as Louise mentioned when an opportunity arises you'll be in position to act.