The liking system in eggChat is given by the eggScore. When viewing the photos of a particular post, double click the ✓ button to open the eggScore menu. Toggle between "egg" (+1 to the eggScore), "gold egg" (+2 to the eggScore), and "Merlin" (-1 to the eggScore) using the L/R buttons. Press the ✓ button to select a particular eggScore option. Double tap the ✓ button to re-open the eggScore menu if you'd like to change your rating.