It's easy to sign up for Uber on the mobile app for iPhone or Android. Here's everything you need to know to sign up for an Uber rider account.

You can change your Uber Eats tip before you place an order, when it's delivered, or for up to an hour after it arrives.

Mary Cunningham is a reporter for CBS MoneyWatch. Before joining the business and finance vertical, she worked at "60 Minutes," CBSNews.com and CBS News 24/7 as part of the CBS News Associate Program.

If you've ordered food on Uber Eats recently, you may have seen a delivery robot instead of a human driver. Uber has partnered with Avride to bring autonomous robots to the streets. They already ...

If you’ve ordered food on Uber Eats recently, you may have seen a delivery robot instead of a human driver. Uber has partnered with Avride to bring autonomous robots to the streets. They already ...