Why Diego Costa could be the most important signing this summer

Have Chelsea bagged the most important transfer of the summer?

Re-defining success: how well is your club really doing?

Is there a better way to judge who is over, or under, performing in the Premier League?

Do you need to win the ‘big games’ to win the title?

Can you win the Premier League title without beating your key rivals?

Premier League Preview: Gameweek 9

In a new regular feature, Adam Widdrington makes his predictions for all Premier League fixtures this weekend.

Premier League Preview: Week 2

Nick Lane previews the next round of Premier League action