Here’s how you can do that:

  1. Log in to your Broadstreet account here https://my.broadstreetads.com.
  2. Click “Advertisers” on the left navigation bar.
  3. Select the advertiser you want to delete the advertisement for.
  4. From the list of advertisements, click the advertisement you want to delete.
  5. Click “Edit advertisement”.
  6. Scroll down and click “Delete”.

Here’s a short video to guide you: