I just like to build things and do things.

I never thought of myself as an entrepreneur before I started this. I just like to build things.

I think the big thing about Groupon is just people had never seen anything grow quite so fast.

Local commerce, without question, will be one of the fundamental use cases enabled by mobile devices over the next several years.

If you have a great business, if you're great at your craft people should be coming in there. It shouldn't be this secret.

If I ever thought I wasn't the right guy for the job, I'd be the first person to fire myself.

When you think of couponing, you picture a mom cutting coupons out of the back of the newspaper.