You can contact a user by
sending him/her a message via different Site pages.
1. From the "Radar" page: click on the preview of a user's profile
then click on the “Send Message” button. Type your message in the corresponding
field and click on "Send";
2. From the Match section: click on the "Chat" button and type in
your message;
3. Click on the chat icon in the menu bar: you will be able to manage and see
active chats.