I'm a newbie to all of this so, please be gentle smirk

Equipment
Mac OS Mojave 10.14.2
Motif-Rack ES (Midi in-out-thru & USB)
Nextar Impact GX61 (Midi in-out-thru & USB)

Mac OS Software
-Garage Band
-Band in a Box
-Apple Logic and GrarageBand integration files v1.0.5.

Intent
-Use BIAB to generate backing tracks
-Use Nectar Impact GX61 to enhance the backing tracks as needed
-Use Garage Band to generate portable backing tracks

Questions
-How to setup the midi connections to best utilize keyboard to access BIAB/Garage Band
-How to integrate the use of Yamaha Motif-rack ES in both the BIAB/Garage Band
-Which tool to generate the final product