Source: https://devforum.zoom.us/t/embed-zoom-meeting-registration-form-to-website/6199
Embed registration link: https://devforum.zoom.us/t/embed-zoom-meeting-registration-form-to-website/6199/5
Request a vanity url: https://support.zoom.us/hc/en-us/articles/215062646-Guidelines-for-Vanity-URL-requests