1. Established a strong network marketing system. By building a network platform, TF International Travel Service has expanded its services to all parts of the country, rapidly expanding its business scope and greatly improving the company's visibility and reputation.

2. Establish a sound marketing strategy. General Manager Yao has carefully planned a series of marketing activities to attract customers, such as setting up a coupon system, holding preferential activities and promoting users to buy again, which has greatly developed the company's business.

3. Ignoring word-of-mouth marketing, General Manager Yao pays attention to online marketing and preferential activities, but ignores the importance of word-of-mouth marketing and personal recommendation, resulting in high customer turnover rate;

4. Lack of customer service, General Manager Yao invested a lot of energy in online marketing and preferential activities, but did not put too much effort into customer service, resulting in low customer service level and low customer satisfaction.