build your rig and mine ethereum or libry and zcash, there isn't much else to do, the hardest part maybe is to build the ri if you are not familiar other than that it's very easy to setup the mining software from clymore for ETH or ccminer for nvidia
How do I know which miner to build? and how to set it up? im having a tough time finding the specific info
these are components that everyone use, asroch h81 pro btc, g1840, 8-16GB of ram ssd of 60-120gb 6 risers and 6 gpu, you can also go with asus prime motherboard if you can't find the asrock and the g390 cpu