In telecommunications, RS-232, Recommended Standard 232 is a standard introduced in 1960 for serial communication transmission of data. It formally defines the signals connecting between a DTE (data terminal equipment) such as a computer terminal, and a DCE (data circuit-terminating equipment or data communication equipment), such as a modem. The RS-232 standard had been commonly used in computer serial ports.
Despite all the good reviews by professionals, I am personally skeptical about MacKeeper. Even if MacKeeper does its job well for some users, there are a majority who found that the software caused severe problems on their Mac. So, I had to see for myself what MacKeeper is really like.
At Oklahoma Driver Improvement it is our mission to not only provide motorists with a stress-free program, but one that is also a cheap defensive driving course. We believe that quality does not have to suffer when you receive a driver safety program for a cost lower than that of other courses.