She agreed to move but how do we pick the right Assisted Living community?

DEAR CARALLEL: Mom moved in a few years ago when Dad died and it’s been rocky from the get-go. We’ve always been close but having Mom living in the house has tested us both. She’s 84 and even though she’s slowed down a bit, she’s still sharp and really values her independence. On the one hand … She agreed to move but how do we pick the right Assisted Living community?