At first, we talked about Airbnbs (especially their profitability at the time) and self-storage units.

. - Types of assets with common seller carry potential include SFR's, Multi family (small balance) complexes, industrial or warehouse space, RV or Mobile home parks, storage facilities and vacant land. 

I'm looking to invest in self-storage in the smaller cities and towns surrounding the Twin Cities area and am debating between two options: buying land and building a new facility or purchasing an existing one.

In my case, I have residential rentals in one LLC, commercial properties in another, self storage in a third, and my real estate company operates in a fourth.

Then self-storage, syndications,  you get the idea.  

I also happen to be employed by my partner, I do lots of work for his property maintenance and renovations.My major concern is when I have a not so large income how can I grow outside of purchasing a property which is not very feasible at the moment.

Definitely take your time and do your research before jumping into anything but similar to what others have mentioned if you don't already have a primary I'd try to grab one of those with the VA loan if it's feasible.

Feasibility study; network with other STVR builders using containers.

This change is significant for the financial feasibility of ADU construction in Chicago since water service costs can be more easily justified when collecting rents from two additional unit.Also proposes to allow larger units and to allow ADU construction in any zoning designation.

For example, I upper the rent on a tenant and offered storage space so they saw added value for the increase.