Wireless personal computer, personal digital assistant, Internet access, and voice over Internet protocol communication device, and components; software applications for wireless personal computer, personal digital assistant, Internet access, and voice over Internet protocol communication device, and components; telecommunications services via wireless personal computer, personal digital assistant, Internet access, and voice over Internet protocol communication device, components and software; consultation and support services for wireless personal computer, personal digital assistant, Internet access, and voice over Internet protocol communication device, components and software