Although grammatical and found in earlier writings, I would not suggest using before where it's possible to use in font of in this context -- except when you use an idiomatic expression.

In front of is much clearer; before used in a spatial rather than temporal sense is not very common today.

Although grammatical and found in earlier writings, I would not suggest using before where it's possible to use in front of in this context -- except when you use an idiomatic expression.

In front of is much clearer; before used in a spatial rather than temporal sense is not very common today.