Good Luck to You vs. For You: When to Use Each Expression

'Good luck to you' and 'For you' are both ways to wish someone good fortune, but there are some nuances in their usage.

'Good luck to you' is a more formal expression often used in formal settings or when wishing someone you don't know well. For instance, you might say 'Good luck to you' to a stranger before an exam, competition, or interview. This phrase is also suitable for formal written communication like emails and letters.

'For you' conveys a more personal and friendly sentiment, typically used with people you know well. You might say 'For you' to a friend, family member, or coworker to wish them luck. It's commonly used in spoken conversations and everyday interactions.

Ultimately, both 'Good luck to you' and 'For you' express well wishes, but choosing the right phrase depends on the context and your relationship with the recipient.