Mailchimp, Constant Contact, etc.
Slack, Microsoft Teams, etc
Google Drive, Dropbox, etc
Skyslope, Realvolve, Brivity, etc
Salesforce, Hubspot, Commissions INC, Kunversion, etc
Square Space, WordPress, etc
List other systems you use beyond what was covered above
People would pay a much higher price for “self running” business, rather than having the owner have to stay in the business.