I want to convert my existing QNAP NAS (TS-451D2) from QTS OS to unRAID. Help poke holes in my thought process here, or confirm that it's not a bad idea... Right now my 4-bay NAS has 2x4TB and 2x8TB.

Network attached storage systems can be expensive to purchase depending on how much storage you would like to utilise and some companies have been implementing new policies that perhaps don’t align ...