As far as collecting rent, just be polite and completely firm with your collections.

looking for a firm to hang my license with.

They may be solid operators and advisors but I would caution you about paying for the services of a firm like CCI for a park this small.  

Even my client who owns a large insurance firm titles in LLCs.  

Here is a great list of resources provided, in part, on a prior post by another bigger pockets member (John Jacobus): BooksMobile Home Park 10/20 Investment System by Dave Reynolds, Frank RolfeMobile Home Wealth Part 2: How to Become Even Wealthier investing in Mobile Home Parks by Zalman Velvet, Stuart SilverThe New Investor's Guide to Owning A Mobile Home Parkby Laura Cochran, Erin CochranPodcasts:The Mobile Home Park Investing Podcast with Kevin Bupp and Charles DeHartMobile Home Park Investors with Jefferson LillyMobile Home Park Mastery with Frank RolfeMobile Home Parks in Real Life with Ryan NarusWebsites/Blogs:Park Street Partners - http://parkstreetpartners.com - This is the investment firm run by Jefferson Lilly and Brad Johnson.

I currently have a partner in a private equity firm.

But you don't want to over-improve them either because you will NOT get the value back out of them if/when you sell.I'm in it for the long haul. 

Most foreclosed homes in our area is now through a combination of bidding and mls through an auction firm with a local broker presentation.

They all have their strengths to help the landlord.Realtors:  A great place to start would be the same sites you search for PM's because a lot of PM firms also have a buy/sell service as well. 

But I wanted to get a feel also for who people may recommend (firms or individuals).