If you want to read it all anyway, then start from scratch in chronological order. If you don't want to read it all, continue whatever you were doing (using the sequence wiki page I guess).
For retention: Many sequences have a summary and two have an anki deck.
I am a relative new-comer to LW, and I have read ~half the articles in the core sequences, but I think I have not been optimizing for comprehension/retention while reading them. Could some more experienced members of the community give some recommendations on how best to read them \(both in terms of in which posts in which order and in terms of the actual reading process\)?
I will periodically edit this post to include some of the suggestions in order to provide the most benefit to future newcomers.
EDIT: Here are the most popular suggestions:
Order:
How to read them: