When I click on pipeline deals, it gives "Lead In" "Contact made" "Demo scheduled" "proposal made" etc. I own a law firm. Those fields don't apply to me, can I change them? I would prefer, Lead In, Retained, etc.
You will need to customize your pipeline stages.
Here is a good article that summarizes how to do so -- https://support.pipedrive.com/hc/en-us/articles/207365225-How-can-I-customize-my-pipeline-stages-