1. Place your upgrade order for the upgrade by logging in using the link above

2. After you place your order, tell your colleague to go to www.notabene.com and click BUY, and then enter “nb15-50” (without the quotes) in the Group Code field 

3. When they get to the checkout page requesting payment information, tell them to enter (a) your name and (b) the date of your upgrade (please tell them this) in the “Notes or Further Instructions” field in the “Miscellaneous” section at the bottom

4. A refund of $75 will be automatically issued (within a week) to the payment method used when you placed your upgrade order (#1 above)

5. If you have not received the refund within a week, send an email to info@notabene.com with the name of your colleague and the date of their purchase, so we can process this manually

6. You can get a second $75 refund (making the cost of the upgrade free) if you get a second colleague to order (it’s only possible to give two refunds per user)