If you wear several hats
You teach on Tuesday, coach on Thursday and sell presets in between. That shouldn't need three logins and a link-in-bio to hold them together.

Sections keep it sane — Group the page into Shop, Book me and Free stuff so nothing gets buried.
One calendar — Calls and webinars sync with Google Calendar and generate their own meeting links.
One list of buyers — Everyone who buys anything lands in the same customer list.