2.The case of the petitioner is that having passed B.Ed., and being fully qualified to be appointed as a B.T Assistant, the petitioner’s name was sponsored vide Employment exchange seniority by the fifth respondent, for the post of Graduate Assistant in schools under Government School Education Department. Based on the same the Teachers Recruitment Board vide memo dated 30.04.2010, called upon the petitioner to appear for certificate verification, which was scheduled to be held on 13.05.2010. The petitioner accordingly participated and was selected and appointed by the proceedings of the 2nd Respondent in Na.Ka.No.26555/A5/2010 dated 08.09.2010. Thereupon the petitioner attended the counselling conducted for the selected candidates and was appointed in Panchayat Union Middle School, Piranthani, Pudhukottai District. Hence the petitioner joined her service and is working in the said school. While so without any notice, the third Respondent by the impugned proceedings has cancelled the appointment of the petitioner. Hence the said order is under challenge in this Writ petition.