Hello there! Yes- it's totally possible, to capture e-signatures from the office side. I have linked a few knowledge base articles, one for estimates and one for invoices. You want to make sure your settings are properly set up to include the online estimate link.
Estimates: https://help.servicetitan.com/how-to/online-estimates
Invoices: https://help.servicetitan.com/how-to/invoice-signature
Engagement Manager
ServiceTitan Community Team
