The objectives of this theses are: 1) to study the attitude motivation marketing mix and the decision to purchase second-hand brand name shoes from Facebook; 2 ) to compare personal factors i.e. gender age occupation education level that affecting decision to purchase second-handed brand name shoes from Facebook and; 3 ) to study factors affecting the decision to purchase second-handed brand name shoes from Facebook using the quantitative research methodology through an online survey tool in order to collect required data from 400 samples who actually purchased second-handed brand name shoes from 4 different Facebook pages. The pages were: 1) Second-handed shoes on Khao Lam Road FB Page 2) Taii Taew 2nd handed FB Page; 3) Shoes-Project FB Page; and 4) Cho Chopping FB Page. The data was analyzed by finding frequency percentage average t-test One-way Analysis of Variance and Enter Multiple Regression Analysis. The key research findings are: 1) Most of purchasers who decide to purchase second-handed shoes via Facebook are 215 males (62.50%) 162 are at aged over 51 years (40.50%) 178 are private business owners/entrepreneurs (44.50%) 214 posed bachelors degree or are currently studying (53%). 2) The study on motivation attitude for purchasing second-handed brand name shoes from Facebook found that respondents recognized cost saving as the most important key decision making factor in purchasing second-handed brand name shoes (x̅ = 4.36); followed by the user-friendly and uncomplicated purchasing process (x̅ = 4.19). 3) The study on motivation for purchasing the second-handed brand name shoes from Facebook found that the respondents recognized the importance of price advantage when comparing to the new brand name product (x̅ = 4.40) seconded by product limitation and availability in general local market (x̅ = 4.29). 4) Overall marketing mix factors of second-handed brand name shoes on Facebook was at high level (x̅ =3.79) in which price factor is at high level (x̅ = 4.32) followed by distribution factor ( x̅ = 4.23) product factor ( x̅ = 4.04) marketing promotion factor and market factor (x̅ = 3.89) respectively. 5) The study decision to purchase second-handed brand name shoes via Facebook found that respondents recognized the “convenience to purchase secondhanded brand name shoes via online channels fast and diverse in payment methods” as the most important factor (x̅ = 4.14) followed by personal preference (x̅ = 4.10). 6) From the hypothesis found that: 6.1) Gender age and education differences differentiated the decision to purchase second-handed brand name shoes from Facebook with a statistical significance at .05 level. 6.2) Attitude motivation and product marketing mix that included distribution sales & promotion affected the decision to purchase second-handed brand names shoes from Facebook with statistical significance at the .05 level.