Trump can win , pushing him out by leadership would cause the end of the Weed Skuncle definition meaning shirt. So why would they do that to a successful President who has been continually harassed by the democrats. The sham impeachment following the Russian hoax has only driven up Trumps support. Your question does get to the issue here. Impeachment is not a political tool . It is a government remedy for a corrupt administration. Your question suggest the Republicans weaponize impeachment like the democrats did.
They just did this same formula one after the other as per demands of the country when they wanted skilled workers for factory they incentivised training in that when they were done with it , they removed the incentives and focussed on next field which had rising demand . The best thing to do would be to pay your employees a living wage, train them on the importance of accuracy and honesty to your business, retrain when mistakes are made and terminate employees when they deliberately steal. Establishing reasonable policies (such as offering a daily meal as Neil Neyman suggested) will go a long way to keeping employees from feeling like they need to take advantage of their situation.