You can delete one or more deals from the list of deals using the Delete
button in the ribbon, pressing the Delete key on the keyboard, or by right
clicking and selecting Delete.

Deleting Several Deals

You can delete several deals at once by selecting the deals in the deals list
and then pressing the Delete button, pressing the Delete key on the keyboard, or
right-clicking on the contact list and selecting Delete. See the section on
Selecting Deals.

Save Your Pipeline Frequently

It is always a good practice to frequently save the pipeline file after
changes have been made. Any changes you may have made are not automatically
saved to disk until you invoke Save or Save As.