Northpointe bank要求每个月消费15笔，$500.
达到5%的APY。能否14次冲amazon，然后买一笔500的MO？
This account also earns an APY of 5% on balances up to $5,000 (balances over
this earn 0.1%) when you complete the following requirements:
Be enrolled in eStatements
Use your debit card to make 15 or more purchases per month in the amount of
$500 or more
$100 or more in direct deposits or automatic withdrawals per month
