You could do a house hack plus what I like to call "house hustles" such as leasing out space on the Neighbor storage app or leasing out your pool if you have one on the Swimply app. 

Tenant storage is another critical part of your plan. 

Has anyone bought a lot to turn into RV/boat storage?

Thats good to know as far as voicemail storage capacity but as far as custom voicemail messages, do they have the ability to create a custom voicemail greeting?

Wall Street Journal wrote yesterday that Blackstone is set to buy a portfolio of self storage facilities for $1.4 BILLION from Simply Self Storage.  

I called every storage facility in my area (no more than 30 of them) and asked if they would consider selling.

I own a real estate holding business that largely invested in self storage.

The investor can then 1031 exchange into the next DST and continue to earn passive cash flow from being a partial owner in an institutional real estate asset like a large class A multifamily building, a self storage complex, or a large triple net industrial building. 

Technically speaking, you don't have to have the invoice or receipt to take the deduction.HOWEVER,In the event of an audit, anything that you don't have an invoice or receipt for (credit card statements don't count) will likely be disallowed by the auditor, effectively making it non deductible.Online storage space is cheap. 

Mini-storage?