There is a major difference between the written and the spoken word; while we all shorten words in speech and use phrases that would never be seen on paper, we also do away with such necessary additions as punctuation marks and the need for correct syntax. The written word is subject to strict rules, and it pays to make sure you understand the correct use of grammar if you are looking to pursue a career – or a hobby – in writing.1: The apostrophe – the most troublesome little mark in written English, many wish the apostrophe could be done away with once and for all. It comes to the fore in many cases that are simple – witness the difference between 'its' – meaning 'it is' – and 'it's