Berhampur: With students campaigning for the upcoming student union polls on Oct 15, attendance in most classes in different colleges and universities has been thin since the nomination filing.The attendance is poor, but it did not affect the classes, said a teacher at Berhampur University.A teacher at Sashibhusan Rath Govt College here said, “We have instructed the hostel boarders not to leave before the Durga Puja vacation.”Meanwhile, Berhampur University authorities have declared a suspension of all classes from noon on Wednesday in view of the ‘Why I Stand for’ meeting to be held in an open space in front of the history department.Security has been tightened in poll-bound colleges and universities. “We have deployed four platoons of forces in the two universities and 14 colleges in Berhampur police district,” said a senior police officer.