Lecturers in the UCU union are returning to colleges and universities this week with a flurry of ballots for action over pay and conditions.
Lecturers at Coleg Menai FE college in North Wales have voted by 71 percent to take industrial action in a dispute over rising class sizes and cuts in student contact time.
Action short of a strike, involving refusing to undertake certain administrative tasks, is set to start from 8 September.
In Liverpool, lecturers at Hugh Baird college were due to ballot for strike action from Thursday of this week.
The lecturers are angry that the management has failed to implement a nationally agreed eight-tier pay scale.
A boycott of lessons or strikes could begin in October.
Meanwhile, lecturers at Coventry university have begun a strike ballot over a new performance related pay deal, which will amount to a pay cut for some workers.
College lecturers across the country are still in dispute over their below-inflation pay offer.
The UCU is backing a motion to the TUC conference calling for coordinated action between different unions to fight below-inflation pay.
Tens of thousands of further education lecturers took part in joint strike action with teachers and civil service workers in April this year.