IT support refers to provide various kinds of solutions of high quality and advices by the expert specialists in an IT sector company. The support system of an IT sector company consists of three parameters such as support investment, impact of that support, and the last is return on support investment. High quality support activities results in high level of customer satisfaction as well as loyalty, it also accelerate full product deployment and utilisation. Hence contributes to business profitability and provides a source of customer insight. In Calgary, world class support and solutions to the customers ensures high level of customer satisfaction for a number of years. There is wide range of support services offered such as: professionals support services, product related support services, and maintenance support services, etc through experts and professionals who deliver high quality support and useful services related to IT issues. On the other hand, building a cost effective structure for the business enterprise is also very essential element for a business unit through understanding the overall cost, monthly fixed cost and variable cost for offering high quality support services to its client users.