We wanted a built-in entertainment center / wall unit in our basement that we were finishing. We looked into custom cabinetry but it was way out of our budget. We came across examples of others using HEMNES cabinets as a starting point and loved the idea.
Even a little more space extended by a self-storage unit can make life easier on a day-to-day foundation for the majority of homeowners. You is going to be the only one with a key to your storage facility. In place of getting rid of things which you may need, think about putting them in a self storage unit.