Disqualification means they should be disqualified from contesting for two terms. If that is applicable, we can resort for such step.
Each election costs fortune for the state as well as the parties and candidates. It is high time that speaker should order recovery of these expenses from personal assets of the defectors besides making them unattached tll disqualificaton orders are isssued . other steps like not paying the salaries, vacating government quarters , taking away police/cars etc for the members should be immediately made applicable.