Yes, you can post unlimited free ads.

Yes, you have to register.

Enter your name, your phone number (Optional), your email address, a secure password and register. Check the link in your email address. If you have not received it, check your spam folder.

If you want to upload any old ad, you can do it easily from your dashboard and the system will update the date of the ad to the current date and the ad will go to the list.