You can easily enable wish list / favorites functionality in DJ-Classifieds.
This feature lets users save their favorite ads to the wish list so they can easily come back later to review them.
Enable "Add to favorites" in DJ-Classifieds options.
In Joomla backend go to Components -> DJ-Classifieds -> Options -> Global tab -> Advert Specific Settings section and enable "Use Favorites" option. Then save the settings.
Enable access to "Favorites / Wish list" in DJ-Classifieds User Menu
The DJ-Classifieds User Menu is a module with links to most used places for your users.
The Favorites / Wish list can also be visible for users in this module.
To enable the link, in Joomla back end go to Extensions -> Module and filter modules by type and find "DJClassifieds User Menu" (this module comes free with every DJ-Classifieds)
In module settings enable the "Show User Favorites link" and save the module.
How "Add to favorites" works on front-end
Once you have enabled the feature in the User Menu module your users will see that feature on front end in the module. Once the link is clicked they'll be taken to the "Favorites advert" view:
Add "Your favorites adverts" menu to any menu
You can also add link to the wish list / favorite adverts as a new menu item.
If you have any questions, let us know in comments.