After the initial payment for your first month of subscription, your next renewal date will be the 27th of the month.
If you subscribed and were charged on April 10th, you will receive the May box as your first box.
Your renewal will be on May 27th for the June box.
If you subscribed on April 29th, you will receive the June box as your first box.
Your renewal will be on June 27th for the July box.
Our cut off date every month is the 27th. So if you subscribed after that date, you will receive the following month's box.