Literature Review
Most of the studies support the existence of positive relationship between elements of marketing mix and brand selection and brand loyalty. Bovee and quoted by Niranjan Wejesekera, suggest that quantity sold will be depend on the number of dollars the company spends on advertising that product (Niranjan Wejesekera, 1996 ). In another study conducted on two Sri Lankan soap companies a positive correlation between advertising expenditure and sales had been established in respect of the eight brands analyzed (Reffai, 1998)