The factors that influence the sustainability of SMEs in Perlis are leadership, network, employee management, customer orientation, market strategy. Five questions will be asked in each independent variable. Section C concerns the dependent variable. This section will show whether the respondents agree or disagree with the above independent variables that will influence the sustainability of SMEs. In sections B and C, the respondent requested the appropriate number provided. There are numbers from one to five. Number one (strongly disagree), number two (somewhat disagree), number three (neutral), number four (somewhat agree) and number five (strongly agree). This method will be simple and effective for respondents to answer the questionnaire. The questionnaire will absolutely bring reliability and validity of the data. “The point at which the act of making a judgment about something creates stable and consistent results is called reliability. Validity is the accuracy of how well the sample scale performs” (Phelan and Wren,