• Go to /admin/config/search/redirect on the Development website
• Add a redirect.
  • From: the vanity slug, e.g. boston
  • To: the url including /form, e.g. form/rsvp-for-georgia-tech-vs-duke-fo
• Save.

NOTE:
There is a unique Webform Manager role on Development for editors of these forms, and the role is given permissions for creating redirects.