Thareeta Resort is a homestay located near Amphawa Floating Market. Is a family business and it is very popular business in currently. This is why it makes more competitive. Thareeta Resort need a marketing plan to increase competitiveness in the future. This plan was prepared by a variety of factors, both internal and external analysis. In the analysis of external factors shown that this business have to chance to grow. Where with the trend of the tourists such as Chinese, Europeans and Americans have highly increased. Which this group of tourists can access to services on weekday that have a few customers. Difference with Saturday that have full access to all rooms. Of this opportunity, it is appropriate to invest in the creation of exciting activities and establish channels to communication for foreign tourists. In addition, When the data were analyzed with the internal factors. Shows that the grilled seafood activities within a group of customers, it is an activity that most customers attention and Thareeta Resort is only to permitted to grilled seafood. Therefore must to bring up a featured to selling point under the slogan "Grill & Chill @ along Amphawa canal @ Thareeta Resort". To make the publicity for awareness via the making discounts to who use the service. The people who come use the service to get a discount on a conditional for promote the Thareeta Resort. However the discount to offer customers as the strategy to adjust the price to the customer is very complacency. The market plan is expected to generate sales increased approximately 2 times within 2 years as a result of Thareeta Resort is known more that make to utilize the room at the normal day and maintenance a full service every Saturday night continuously