Do you guys know how i can make an Account automatically change its Type to 'Client'. In opportunities I have the fields 'Sales Stage' and 'Relationship'. I want the relevant Account to change to Client when the Sales Stage is "Closed - Won" and Relationship is "New Client".
This looks very doable in Advanced Workflow. I've created a process definition that targets the 'Opportunities' module.
I set it to target the first update (when the opportunity initially closes). I didn't have your relationship field, so I used the business type field as an equivalent.
Then use the change field process to change the related account record:
