1. Studied the information from related research, books, journals, and other documents, to use as a guide to create the questionnaire.
2. Determined the scopes of the questionnaire, by the scope are relevant personal data. The factors of marketing mix (product, price, place, promotion) have an affecting to purchase decision goods and services though the Internet.
3. The format of the questionnaire used for data collection can be divided into three parts, as follows.