Items are only kept in the 'unsold' folder for a maximum of 90 days.
After that, you would need to recreate your listings and start afresh.
You look as if you have not sold for a long time so you would need to sign up for managed payments.
Are you certain that you can sell on Ebay?
The feedback you have previously received as a seller was very poor. Was your account suspended by Ebay?
"There are two ways to be fooled. One is to believe what isn't true; the other is to refuse to believe what is true.”
Søren Kierkegaard, Danish philosopher (1813 - 1855)