Please understand that our first responsibility is to the quality of service of our site and the protection of data for our users.

FORBES: How does Instagram choose names for their filters?

One of the first lessons learned was that before we could import our trademark brand of quality guest service, we would have to embrace the cultural identity of each location, and seek a comfort level for our employees.

CNN: Paths to Top Service

Specifically, to what extent can the quality of service on second and subsequent visits be expected to vary based on the size of the tip on the first visit?

ECONOMIST: Mexican stand-off