MetaTrader 4  has a great feature when it comes to price alerts ..  you can setup  MT4 to send you Text Message to your cellphone to be aware when the price reaches your desired level ..

You don't need to be in front of the screen all day long to spot a breakout or something like that so , this feature will help you in this task ... the following two videos will teach you how to set up this text message alert .. both videos are complementary so watch both of them ..