How to Manage CRM Contacts Who Are No Longer Employed at Their Company?

Hey everyone 👋 curious how you all handle contacts in your CRM who are no longer employed at their associated company? We have a large contact database on HubSpot and we're trying to build a proper system, Currently exploring Clay for verification but would love to know what's your set up for contacts that left their associated companies? Any workflows, templates, or tools you'd recommend? 🙏