Based on your financial expertise, provide your response or viewpoint on the given financial question or topic. The response format is open.

Can I estimate other people's credit limit at the grocery store?
What you're referring to is Visa Easy Payment Services (VEPS). Other payment processors have similar programs. Basically, certain merchants (based on merchant category code - or MCC), are not required to obtain a signature under $50. This limit was raised to $50 from $25 last year. Here is the press release from Visa describing the increase, and the program in general.