Gift cards do not expire, nor do they charge dormancy or activation fees.
You can verify the balance of a Best Buy gift card through three methods: best buy gift card policy
A maximum of 15 gift cards can be used in one store transaction, and up to 10 online. Best Buy limits the maximum value of each card to $500. Gift cards do not expire, nor do they
If you return an item purchased with a gift card, the funds are credited back to the original gift card within 30 minutes. Gift cards do not expire