For Change Requests to setup say a File Share or a shared mailbox with a list of members it would be good to allow a list of validated E-Mail address to be supplied or like the Requester Input screens a dropdown of these which you can select multiple times.
Want to move approves from another solution which has the following and want to replicate in SWSD.

In this example you just click +add user and another box appears for entry.
Similar appears in the SW Serv-U solution when selecting multiple entries.