The Purpose of this Research is to Investigate the Effect of Internet Marketing Strategy on Customers' Willingness to Buy, Considering the Mediating Role of Being Online. This Research is a Descriptive-Correlation Method. The Studied Statistical Population of People Working in the Home Business of Babol City, which According to the Statistics, is Approximately Equal to 518 People. The Sampling Method was Random and the Sample Size was Estimated to be Approximately 140 People Through Cochran's Formula. The Data Collection Tool is a Questionnaire whose Validity has been confirmed by Professors. In this Research, Using SPSS Software, Cronbach's Alpha was Used to Measure Reliability.In Order to Analyze the Data, Descriptive Statistics and Inferential Statistics Have Been used. The Results of Data Analysis Show a Positive and Direct Relationship Between Internet Marketing Strategy and Being Online and Being Online with Customers' willingness to Buy. Also, the Mediating Role of the Online Variable in the Relationship Between Internet Marketing Strategy and Customers' Willingness to Buy was not Confirmed.