apostate

Alright, I am just wondering whats Sikhism reaction to Apostasy, because I heard that for Islam that they kill those who leave their faith? I know that Sikhism doesn't do that, but what do they do when someone leaves their faith? Also, I am not leaving Sikhism I am just wondering.

During Bhai Vir Singh's time (1872-1957), a Sikh youth settled abroad, sheared his hair and sent his photograph bearing a solar hat to his parents with a justification that one should change according to necessity of life and circumstances. The parents, who were greatly perturbed, approached...