Customer Support - Executive Computer Training DTCS knows that some executives are hesitant to ask IT questions out of fear of embarrassment. We offer one-on-one question and answer training sessions to solve any problem. We cater this service to busy executives, professionals, doctors, lawyers, and business owners. Private one-on-one computer training sessions at your home or office are available at any time of the day. From basic computer usage to training in the latest software packages, our executive programs have you covered.