If you can not refinance your 80K, with a opportunity value of 10%, is producing $666/month of your cash flow right off the top.

Looking for some info in either no money down deals or using a HELOC on my primary residence for purchasing income and/or equity producing properties.

America.but must air seal as it will bring warm air from conditioned spaces to basement. dehumidifier produces heat as by product, and takes more electric to operate. if go with dehumidifiers get large comm heavy ones with humidistat and direct drain. no one will walk away with it. 300lbsdont just open window unless dry air cat 1 wind blowing straight in.it wont remove moisture only feed it. i use activtek  air scrubbers secured to a bracket holding plate. it kills protects 2000-10k sqft of mold bacteria, and reduces moisture as its byproduct of technology esp basements.

You will have to honor any lease with the former owner they produce as long as it's dated to even one day before the closing.If it's a multiyear lease...sorry, you're stuck with it.Bang on that door and find out what their lease is.

As I understand your objectives, you want a commercial real estate asset that will produce income for you.

You can also purchase properties that already have cell towers on them that are already income producing. 

It's about what other people in the market are paying currently for a similar property or how much income the property can produce right now. 

How much general waste is produced and how much Is recycled?

Make sure to do a thorough market demand study and stay away from small towns that are not growing or producing jobs.

Scenario: Seller can't produce a lease agreement, tenant signs Estoppel and is month to month.