Five most common errors in English writing

We all make errors in our writing – even those of us who are very confident with our writing skills. These errors are usually very simple – in fact, the 5 most common errors in English writing are based on fundamental rules we all learned at school: WhiteSmoke is an advanced proofreading tool that enables you to detect and correct common errors. With the new WhiteSmoke 2009, you have even more tools to check your grammar, spelling, and style.