Yes, MichaelJ, that's a good start. Subscribers need to be reminded of the basic steps they can take to assure their network is current and that their software updated and how to accomplish that.
But the reality is also that Cox as well as their competitors are all experiencing increased complaints of greatly increased data usage, far beyond what had typically been routine daily consumption. The reasons for this are many and varied. Some are the result of forgetfulness or a lack of vigilance on the part of the customer, while in many cases there may also exist a definite source or cause of intrusion, penetration or "leak" in their network, the solutions of which may also be far beyond the remedies that Cox supplies.