The next few weeks will go some way to deciding where the Premier League trophy is headed come May.
What with the Champions League resuming with all four English teams taking part in the round of 16 and the FA Cup coming to the business end of things, the 'must-win' games will be coming thick and fast for those chasing league glory.
Arsenal, Manchester City and Chelsea currently lead the way, but the likes of Liverpool, Tottenham Hotspur and Everton will all be hoping they can stick around for long enough to spring a surprise.
Even Manchester United cannot be completely ruled out of the running, though successfully retaining their title at this stage would possibly be the greatest overhaul in top flight history.
GMS have been thinking long and hard about what may come to pass as we glide past the halfway point in the season and came up with five factors we believe will be decisive.
As ever, use the comments section to tell us what you think make the most difference to which name is engraved on the trophy.
Click to start the slide show and see what they are...
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