Sign up for the Contact Improv Boston email listserv here.
The list is announce-only; it posts a few messages each week about contact improvisation events in and around Boston. Messages will have [CIB] at the beginning of the subject line. It makes it easy to recognize messages coming from the list.
To sign up, click this link: Join the [CIB] listserv
You should be transferred to your email software with the correct address pre-filled on the "To:" line. Just hit your "Send" button. Groups.io will respond with a confirmation email; answer positively, and you will be added to the list.
If somehow this does not work. Follow these instructions:
From the address you intent to subscribe, send an email message (any message, even a blank one) to firstname.lastname@example.org and that should start the process.