maintaining multiple large tanks

Hello Reef2Reef community, Firstly, pardon any newbie mistakes in this post; I'm still getting acquainted with this platform. A bit of background: About 5 years ago, I was the proud owner of a small reef tank. However, circumstances led me to sell it. I also have a history with freshwater...

I was thinking of adding a 3rd tank in my home. But then the reality of the cost to buy additional equipment, the cost to stock another large tank, the additional RO/DI needs, and the additional work that would be required to maintain all of these tanks set in. How many of you are maintaining...