They still collect my money and hold it to pay off the house that I don't know if it is done.     

Seems in the syndication world there are capital management companies that find the deals, do the marketing, and collect the capital, and then they partner with local operators that they may never have worked with before.

I would suggest putting the tenants in collections and parting ways with the PM.

Other empty drugstores are becoming plasma collection centers, thrift stores, and car washes.While repurposing drugstores can be challenging, especially when dealing with building design and community concerns, their prime locations make them ideal for creative reuse.

It’s an excellent bookkeeping, accounting, and rent collection tool specifically designed for landlords and investors.

Based on the age, limit, etc So they are authorized to use your cards - how do you collect money from them?

Your personal website will get lost in a sea of a million other websites if not SEO optimized.

What data do you gather and what tools do you use to optimize this process?

With some creativity and some carpentry work (usually not that expensive), you can create value by turning a non-optimal unit into one that maximizes the square footage.

Sometimes these insurance contracts come in legal sized paper- possibly a harbinger of what you'll need to do to collect fairly from them, But always expect them to perform completely on the things which are in their financial favor.