9. Do you use apps devoted to your favorite brands?
10. How much do you agree about the following statements about brand popularity? 1 strongly disagree / 7 strongly agree
11. How much do you agree with the following statements about similarity with other users in communities on social media sites? 1 strongly disagree / 7 strongly agree
12. How much do you agree with the following statements about comments on social media? 1 strongly disagree / 7 strongly agree
13. How much do you agree with the following statements about the different factors, that can have an influence on brand loyalty? 1 strongly disagree / 7 strongly agree