You want to see the complete chain.You should have reviewed and O&E report (limited title search) as part of your due diligence. 

Rich Dad Poor DadRich Dads Cash Flow QuadrantRich Dads Increase your financial IQThe Real Book of Real EstateThe ABC’s of RE InvestingThe ABC’s of PMRich Dad RE Tax AdvantagesThe E-MythThe 4 Hour Work Weekhttp://flip2freedomacademy.com - free e-bookFlip2freedom episode 77[http://www.flip2freedom.com/a-3-step-formula-to-a-successful-balanced-and-insanely-profitable-2012/] - podcast - LISTEN TO THIS TODAY!

There are also a number of platforms that do things differently as far as skin in the game.

I think @Carolina E probably has your best option laid out for you. 

And since you know he's a Realtor and researched his info online that means you must have his phone number and/or e-mail.

@Thomas E. 

"This is a critical step toward our vision of a single industry platform to manage listing, agent, lead and other analytics information in a single platform, which is an important component for the largest brokerages and franchises that span multiple MLS markets," said Luke Glass, executive vice president of industry platforms for Move.

Besides the obvious office rent, phone, internet, website costs, lic fees, your e and o will run about 1000-1300 per year.  

I am thinking about doing a cost per click campaign and would love to get the community's opinion on the following:What ad platform?

It's almost comparing apples to oranges, because Buildium is a MUCH more feature rich property management platform.