The courts are increasingly strict with adherence to the Civil Procedure Rules and Directions.  In the case below (and mainly due to gamesmanship it appears) solicitors left it until the last minute to serve proceedings.  In fact, they were late.

It is becoming increasingly obvious that the general rules relating to service of court documents are somewhat outdated. Email is now the most common form of communication for businesses yet service by email under Part 6 of the CPR only