ABC's "Good Morning America" picked up a new complaint by union organizers against Wal-Mart. The company actually wants its employees to show up on time for work.
GMA stacked the deck against the company with 3 of 4 man-on-the-street interviewees scoffing at the company's policy. Employees are allowed three late arrivals before being assigned a "demerit" and risk being fired for racking up demerits in a short period of time.
In other words, it's not exactly zero tolerance.
My full story can be found here.