Linda Toombs, who has considerable experience in the home security industry, is planning to launch a new line of home security alarms that she believes would be superior to other products in the market. Linda knows how to develop a concept statement and administer a buying intentions survey but is less clear about the type of library and Internet research that might help her assess the demand for her product. If Linda asked you about this, what advice would you give to her about how to conduct successful library and Internet searches?