3. Tie-In To Previous Seasons

Each season stands alone in its own self-contained story and while that's a genuine pleasure (i.e. no having to watch three seasons of DVD box sets to catch up), it'd also be great to put some cool Easter egg style cameos or tie-ins to the events that we've seen for regular viewers. We're not talking big character crossovers here - but how awesome would it be to name-check someone and discover they had a proper connection, such as Kit's children popping up in their roles as a law professor and a neurosurgeon respectively or having one of Violet's classmates or a Briarcliff nun popping up? Someone reading Lana's bestseller or reading about the Harmon family tragedy. I happen to think it'd be a great little joy and would show the real inter-connectivity of this alternate world...