Here you will find instructions on how to check your iTunes purchase history: http://support.apple.com/kb/HT2727
If you need to contact us for a purchase issue, please attach a screenshot of your receipt and make sure that the time and date of purchase is visible.
If you need to contact us for a purchase issue, please attach a screenshot of your receipt and make sure that the time and date of purchase is visible.
You can find instructions on how to take a screenshot here: https://support.apple.com/en-us/HT200289