You should list your domain everywhere. Most important is GoDaddy's Afternic and make sure fast transfer is on for maximum exposure. You might not be able to use fast transfer if your domain if at a registrar that does not support it.
Featuring names on godaddy is all about what you have and what you are looking for.
Try everything to learn what works.
In most cases you make the most money in this business when someone comes to you for a name and not if you go to them.
If you do outbound marketing via email for example, it will rarely work with expensive names.
Most domainers wait for offers. Read the
completed sales section, some people share how long they waited for the sale, it's usually many years.