ขั้นตอนที่ 1 Define the problem เป็นขั้นตอนแรกที่มีความสำคัญเพราะจะต้องระบุปัญหาได้ถูกต้อง จึงจะดำเนินการในขั้นต่อไปได้ เช่น "อยากเรียต่อปริญญาโท จะเรียนที่ไหนดี"
Step 1: Define the problem as a first step, it is important to identify the problem correctly. It will continue in the next step, such as "double master's degree students will want to continue to get better," he said.
Step 1 Define the problem is the first step that is important because it will have to identify the problem correctly. May proceed to the next step, such as "Maria wants to master. Where better to learn "
Step 1 Define the problem is the first step which are important because must identify the problem correctly. It will be conducted in the next step, such as "do you want to learn to master to learn where" .