upgrading tanks

Hello all So I am moving cross country and am bringing my 40 gallon FOWLR tank. I currently have 7 fish… (2 clowns, springers damsel, coral beauty, Melanurus wrasse, 2 goby). HOWEVER, I have an opportunity to upgrade tanks to a 55 gallon. I’ve read everywhere that 40B are much better than 55...

I currently have a evo 13.5 and im planning on upgrading to a lagoon 50 in december. Everything is doing great and i mostly have LPS and softies. I run a intank basket with floss, chemipure blue, and bio balls. i also run a fuge with chaeto and some pourous rock. The main problem i have with the...