Seems everyone has jumped in with some useful answers again, so I haven’t got too much to add.
A lot of people do have dedicated implants for different purposes but you can combine. I have a NExT for my personal uses (home, car, garage), an xEM for the gym, and an xM1 for work.
For work I went with cloning instead of enrolling - we’re a large business with thousands of employees and our security is contracted out - didn’t like my chances of making friends, they are pretty strict on their policies.