I tried to find the owners using the counties CAD but nothing is showing up.

The existing tenant will be kicked out using OMI (Owner Move In), assuming the tenant is not protected.  

You have renters and not owners surrounding your investment. 

A couple of ideas we've been brainstorming:Postcards shaped differently, maybe in the shape of a houseBig text offering to make a $1 donation to charity for calling our number just to let us know who their current management company isHandwritten lettersPlease share any innovative ideas you may have to grab owner's attention for mailers or ways that have been successful for you in the past. 

After a months work to raise the rent, change the Home Owners Insurance company, get an Appraisal and maybe pay down a little on the mortgage to remove the Mortgage Insurance, I should be able to show up to $300 a month Net Rent.

You have to compete with owner occupants for those, so the deals are generally not there.The most important thing to do is get good boots on the ground..

Just have your seller (the owner of the property) sign a lease option agreement with an assignment contingency.

It will be critical to try and pass your test on 1st attempt because the certificate will the be good for 6 years verses 3.IMPORTANT,,,all certificates expire at deed transfer and the new owner has NO GUARATEE of future passing.

The current owner is extremely delinquent and interested in selling the building.

You put in the property owner's info, and it spits out an email and phone number for them.