If you’ve ever used Craigslist, you know that it can be a great resource for finding deals on furniture, clothes, and other items. However, if you don’t want to see old postings from your past online, there are a few steps that you can take to delete them. To delete an old posting on Craigslist, first click the “edit” button next to the post that you want to delete. Then, under the “delete this post” section, select “delete.” ..