1.3. Immediate Feedback, 3.2. User Control
By clicking on ‘Price Estimate,’ the user knows:
How much the ride will cost
The price estimation is a key functionality of the Uber model and an important component of the client experience. With a classic taxi, it’s impossible to have this information (except for fixed-price trips).
Explain that the estimated price is not fixed (it’s not clear that the user can click on the price estimation for more information).