Smiles - if a match sends you a smile, you can click/tap Smile back. Your match will receive a notification of your smile. Photos - if you receive a photo request from a match, you will be prompted to upload a photo.

What does have you met mean on SilverSingles?

Have you met? profiles are members who missed out on being added to your regular matches because they didnt meet at least one of your Preferences. The usual selection of psychologically compatible matches is maintained, based on the results of your personality test.