isolator

So when I started moving things to upgrade my wiring I see: Alternator -> Car Fuse/Distribution Block -> Car Battery would the proper setup be: Alternator -> Personal 2 way distribution block -> Battery Isolator -> Battery A -> Car Fuse/ Distribution Block -> Battery...

I've been trying to find a true ignition source for my Install Bay IB500 500 amp relay/isolator in my 1997 Mustang coupe. I have a second battery and capacitor in the trunk that I want to separate from the battery under the hood when the engine is not running, this way if I leave my system...

I have a stinger battery isolator. Everything is pretty much straight forward except I don't where to connect the "true ignition source". Can it be connected to the RED cc wire radio harness? Thanks in advance...

I have a stinger battery isolator. Everything is pretty much straight forward except I don't where to connect the "true ignition source". Can it be connected to the RED cc wire radio harness? Thanks in advance...