If you open up Asus' US official Zenfone 6 webpage, you will be greeted with a giveaway. The company is giving you a chance to win the handset and be the first owner in North America. To enter, you have to answer one of the questions. There's no right answer, however, as you are asked which is your favorite Asus Zenfone 6 feature. Just make sure you give a valid email address when entering in case you win. The giveaway will last 48 days from today so you will have plenty of time to ramp up some entries. If you are located in North America, follow the source link below to enter the...