Nokia Supernova 7210

I bought a Nokia Supernova 7210  in Jan 2009 for my girlfriend. I myself is using Sony Ericsson but my girlfriend is using Nokia. Thus, I decided to buy her Nokia phone so that she will feel more comfortable using it. Now I regretted buying her Nokia phone. This Nokia Supernova 7210 had been sent back to Nokia Service Center more than 5 times. This time when my girlfriend got back the handphone