Abstarct: what internet businesses and startups need is anticipating a future with high degree of changes. the question that challenges the administrators of the company after the launch of an internet business is that in which channel and with what combination they should spend the limited financial supplies of the company. one of the areas that requires attendance is the business brand and we can consider mass communications, point of sale communications and word of mouth communications (mainly through promotion) as expense in the brand area. this research aims to provide a model to illustrate the relation between channels of expense in e-brand and the variables of e-brand equity by implementing the dynamic systems method and propose the proper expense package. considering no research on the investigation of e-brand equity with a dynamic approach has been conducted in the cyberspace, this research will help considerably in the evaluation of e-brand equity by implementing the dynamism of systems method and will be innovative from the researching point of view. the timespan of the research is from Mehr 1396 until Khordad 1398 and the research domain is the Jijoo internet company. the results show that the model that is used is acceptably capable of making decision in choosing immense financial strategies in e-brand communications for improvment of the e-brand equity.