Relier Pairs Making and Handling ComplaintsVersion en ligne Matching par Logos Sprachinstitut 1 Your antivirus program is causing problems. 2 We can´t ship the parts until next week. 3 You used the wrong material. 4 No, I can´t do that. 5 Your purchasing department lost our order. 6 The activation key doesn´t work. 7 We´re not happy with the installation work. 8 You´re charging us too much. It sounds as if your purchasing department might have lost our order. It looks like your antivirus program might be the source of the problems. I´m afraid next week is the earliest we can ship the parts. The installation work could be better. The activation key doesn´t seem to work. It looks like you might be charging us too much. I´m afraid that´s not possible. It seems like you used the wrong material.