As I recall, @tarun said it was ok to rent any additional inceptors you own, and even making a business out of it (at least, that's the way I understood it).
"nope that's not a problem. rent out as you want. you can even setup a 'gaming arena' or laser tag zone in your area for this."
Source (last post): http://community.father.io/t/can-i-upgrade-from-normal-to-job-switching-account/713/6
Golly gee, I do hope I'm right on this one. Still, I would wait for confirmation first.