The tsunami of cash business in the calling card game had sparked an all-out war between MCI and its rivals to sign up customers like CT&T. One outfit, Teleperranda, was wreaking further havoc by selling its phone cards at a fraction of their wholesale cost. MCI's rapacious sales reps, meanwhile, had locked CT&T into a ramp-up contract that assessed penalties if it didn't meet ever-rising volume quotas.