A local builder may take more pride in their delivery and quality because they depend upon your "praise" to stay valuable in their market.Now let's break it down further. 

In slinging all this praise, the traditional methods of lead generation do still work and as any good agent/investor knows, there is a different approach you take with investors.  

Praise O. 

after the praise.......I am a contractor now.

I just wanted to take a minute of your time to introduce myself, and praise the BiggerPockets community/contributers for being such a great source of knowledge.Sincerely, Dakisha

I am always shocked when someone on BP sings the praises of section 8 tenants.

http://www.foxbusiness.com/markets/2015/01/27/owner-small-plane-that-crashed-off-oahu-praises-novice-pilot-actions/Dang Jay,  I thought them pilots stuck a stick in the gas tank to see how much gas they had. 

Praise God for giving me the opportunity:)I think if a new person was to get involved with wholesaling they really need to start putting in the work to learn and find deals.

Praise the Lord!

I would praise the work that was done, let them know how much you appreciate them taking such good care of the property and even send them a gift as a thank you either soon after completion or upon renewal of their lease.