what time do new collections show up on the site?

[daoneisis]

does anybody know what time mac collections show up on the site to be purchase? pacific time

 

[Jennifae]

There is not always a definite time.

 

[HappyHippy]

Could you help me out too? If there is a limited collection and I really, really, really want the lippies, what is the best or fastes way to get them in my cart? Can I refresh the lipstick page or should I refresh the collection page?