5.I think mobile phones are good because they have alarms, calendars, notes etc.,what is sometimes necessary.You can play games on a mobile phone,access the internet.And,what is important,you can call your friends,family members on mobile phone. 

6.Hi my bf,HB 2 U,atb wishes 4 U. U R gr8 person cos U have da big heart.I dun f2t btw(or cos) I have some problems,but I'll found 4 U da time (and call U).