Play / Feed / Pet them via Pokemon-Amie (Do not get affection too far up, or else you may get Sylveon instead of Espeon - you want the music notes to go up, not the hearts)
Soothing Bell + Battling
From previous Gens (not sure if they make a return): Massage / Hair Cuts for pokemon --- Skyrim is the girl who keeps breaking my heart, yet is so hot I still keep coming back on the chance I may get to sleep with her again. - Spurner
There is a shop, in Lumiose city, that sells berry drinks..
girl asked what berries should I blend together, chose Oran and aspear, gave the juice to one of my pokemon and it said the pokemon is very happy. --- 3DS: 0173-1416-4513 NNID: Zero97 (no, I wasn't born in 1997)