new to sump and wet dry

[dogfish2806]

I am planning on up sizing my tank from my 75 gallon to a 150 gallon. My current 75 gallon has a canister filter and a Hob skimmer. My new tank I am gettin drilled and want to create a wet dry filter and ssump. This will all be new to me, any recommendations? WHat maintainence does it require?