The longer the opposition hold out the better. As soon as an election hits the disinformation starts again, with full support from mainstream media. They must resist and force an amendment to the deal that can pass.
The strategy, I expect, from the tax-evading off-shore overlords of the printed press, will be to step back from all things Brexit in the final run-in, and focus on the 40 year old grainy photos of people with beards talking to Irish people, and more glossy pull-outs on how to hide YOUR money from the evil communists, should they win.