In advance of the time when.
Rather or sooner than.
In front of, according to a formal system of ordering items.
In store for, in the future of (someone).
At a higher or greater position than, in a ranking.
Under consideration, judgment, authority of (someone).
In the presence of.
In front of in space.
Earlier than (in time).
At an earlier time.
In advance.
At the front end.
When (some future event has come to pass).