In short
Remove listings from /Member/MyAdverts while signed in.
Remove (or end) a listing from My Adverts.
How to do it
- Sign in and open /Member/MyAdverts.
- Find the advert and choose remove / delete (wording on the page).
- Confirm when asked.
If the advert was marked sold or already expired, it may no longer appear in the active list — check filters on My Adverts list.