.: Quote from @Chad Hale: I used QB when first starting my property management business.

Try talking to local banks who want to do business with you.

This arrange that you will have will likely be a headache(major assumption on my part).First - Do not do business with a friend. 

I also believe that I should also invest is my business.

I find that it's almost a one stop shop in that I can use it for my business checking and savings accounts, bookkeeping, for rent collection, I can issue virtual credit card, I can create all the financial reports I need to run my real estate business and prepare for tax filing and through their partners I can vet my tenants, develop state-specific leases and more.

@Ella Marie, I can't speak on behalf of your market, but in my respective market, competition is tough, and the successful fix-and-flip vendors are often full-time operating businesses.

Does anyone have any ideas for some investing related side work or know of any investors that need some remote help with their business?

Sell your investment property and buy the land for your business. 

If you do the math the pyramid business model is mathematically flawed.

It can track meds, allergies, skin ulcers, business licensing, vitals.