I personally prefer Maxis Match CC, because they fit in with the game. Also, I feel like when NPCs wear alpha content, they look weird. However, I do sometimes use Alpha CC ( for example, I always use Alpha eyelashes).
We can't see your picture, but I love these hairs, so I'm going to share them with you, enjoy! https://therealdeligracy.tumblr.com/post/174141247074/sweet-taco-plumbobs
Unfortunately, Kijiko's eyelashes wouldn't work if you play on laptop mode. So I usually use these eyelashes: https://thesimscatalog.com/sims4/downloads/facial-hair/eyelashes/s-club-wm-ts4-eyelashes-201709/
You can get the familiars by buying them from the stores in the magical realm. Once you bought the familiars, the familiar should appear in your sim's inventory. Once it's in your sim's inventory, just click on your sim and you should get the option to bind the familiar to your sim. ( I'm not sure if that's exactly what…