You can add a user to your favourites by clicking on their profile and selecting the option "Add to favourites", this will automatically accept all travel requests with this user.

How do I remove a user from my favourites?

To remove a user from your favourites list, you will have to click on their profile and select the option "Remove from favourites", this way their requests will no longer be accepted automatically.

Where can I see my list of favourite users?

To see the users you have added as favourites, you have to click on Menu and then on Favourites.