Most have the attitude that use phone with warranty after service because teenagers nowadays don't care how much property of own products to get insurance must be during the period of insurance which to love.Around this one insurance of goods option that most version of the options.The attitude that tries to down is using a phone with a shape that portability because most teens don't carry a large object, followed by another is to use a phone with support. And 3G 4G WiFi because during this era 3G 4G andwifi important for use in searching for information, tracking information and used to communicate the substance application.The second one is choosing to use the phone with reasonable prices compared to the quality of the phone in this day and age, because the price is quite high, which some version of it คาเก eating compared with the quality of the phone so we should select the phone.Have good quality and less expensive than to buy.