Users want a responsive Web App experience

As a ...

user

I want to ...

have a responsive web application

So that ...

I can enter and manage location data within seconds.

I know I'm done when ...

• I have proven that the Web App responsiveness does not degrade with growing amounts of stored user/location data.
• I have successfully carried out stress tests with different amounts of system load, simulating users interacting with the service in parallel.