Here's how to manually remove Opportunities and Opportunity Cards from your Pipeline. See also: Understanding Opportunities/Cards and Marking Opportunities as Won, Lost & Abandoned.
Easily keep track of your business performance by moving Opportunities into the "WON" bucket when they close. This is a simple task that will help you keep track of your exact ROI in your business.
The Pipelines are a great way to visually see who to spend your time with first. This video will show you how you want to prioritize Opportunities within both the seller and buyer Pipelines.