Dear: Good morning, Teacher. Today we are going to talk about the positive and negative effect of Low-cost air transportation. Bow: Before we start our talk, let us introduce ourselves my name is KAMONRAT and SUPIDSARA. Dear: Let’s start with Low-cost air transportation positive. It fast and have a table of time and reduce production costs. Bow: Let’s move on to Low-cost air transportation negative. It have limit of product size and contain size often have a problem about the weather. Dear: That’s all for our presentation today.