1. Food
1.1. current application
1.1.1. openrice
1.1.2. fooducate
1.1.3. calorie counter
1.2. advantages
1.2.1. get to find nice food easily
1.2.2. interaction between customers and restaurant
1.2.3. share good food with others easily
1.2.4. check on your daily healthy diet
2. Entertainment
2.1. current applications
2.1.1. Games
2.1.1.1. candy crushes
2.1.1.2. PAD
2.1.2. Movie & Music
2.1.2.1. PPS
2.1.2.2. Youtube
2.1.3. Social
2.1.3.1. Facebook
2.1.3.2. Weibo
2.1.3.3. Instragram
2.1.3.4. Skype
2.1.3.5. Twitter
2.2. advantages
2.2.1. Release Stress
2.2.2. Get to know most updated news
2.2.3. Keep in touch with friends
3. Fashion
3.1. current application
3.1.1. H&M
3.1.2. ZARA
3.1.3. bossini
3.1.4. online boutique
3.2. advantages
3.2.1. cost saving (advertisement)
3.2.2. get the most updated information instantly
3.2.3. allow small business which have less capital to survive
4. Transport
4.1. current application
4.1.1. HongKong MTR Map
4.1.2. Google Map
4.1.3. waze
4.2. advantages
4.2.1. time saving
4.2.2. get wanted route without asking others
4.2.3. showing real-time traffic
4.2.4. showing location-specific alert
5. Others
5.1. current applications
5.1.1. Hong Kong observatory
5.1.2. Apple Daily
5.1.3. flashlight
5.1.4. Calculator
5.1.5. Dictionary
5.2. advantages
5.2.1. every useful tools can be found in the pocket