If you're using proprietary software services (i.e. most of those advertised to you, and household names), even if they aren't surveilling you now (they probably are), they will be in the future, guaranteed. Best thing to do is look beyond the marketing now. There are better solutions available, and, amazingly, they cost less, too. https://tech.oeru.org/working-home - and if you want to understand the marketing issue: https://davelane.nz/marketing