If you have access to outside capital/equity, you already have an advantage over most.

Cameras are motion-activated, can give you alerts, you can record the video and access it from anywhere, etc.

If you have a lot of equity and little cash flow, you should consider accessing that equity to use elsewhere.Another factor to consider is your interest rate on the debt.

Our company is built to make it easy for everyday investors to invest in rental properties.

During 2022 I had multiple meetings with one of their CPA advisors and gave them access to QuickBooks and Payroll platforms.

I believe interest is tax-deductible if used for property improvements or purchases, and it gives you quick access to funds while keeping your stock portfolio intact.Private Money Loan: If you have a trusted partner and terms that work well for both parties, this could be an efficient solution without tapping into your other assets.

Now, getting around the Due on Sale might be as easy as doing a Contract for Deed or a Purchase Option instead of Sub-to.

It's not easy. 

Because I did not buy this on Biggerpockets, am I not able to access the bonus content.

I don't think its fair for you to say they are making money without it as I doubt you have access to their books.