-He was unpopular as he was from the south. The people had been used to having a Southern leader.-He did not respect 'Dane Law' This meant giving certain rights to people who ancestry was viking and not Saxon, previous rulers had respected 'Dane Law'-Tostig punished rebels brutally.-Tostig spent too much time away in the south, this meant that he was seen as not fulfilling his duty.Tostig taxed the north heavily. This was resented, under Danelaw, taxes were usually low.