What if you flip the order and give someone $10 in credits, expiring XYZ, and they use it on a $40 order?
Here's from the S-1:
> >> Our marketing efforts currently include referrals, affiliate programs, free or discount trials, partnerships, display advertising, television, billboards, radio, video, direct mail, social media, email, podcasts, hiring and classified advertisement websites, mobile “push” communications, search engine optimization, and keyword search campaigns. Our marketing initiatives may become increasingly expensive and generating a meaningful return on these initiatives may be difficult.
Here's from the S-1:
> >> Our marketing efforts currently include referrals, affiliate programs, free or discount trials, partnerships, display advertising, television, billboards, radio, video, direct mail, social media, email, podcasts, hiring and classified advertisement websites, mobile “push” communications, search engine optimization, and keyword search campaigns. Our marketing initiatives may become increasingly expensive and generating a meaningful return on these initiatives may be difficult.