Check your Spelling
Did you know that for a long-time spreadsheets had no spellcheck? Whenever anyone had to hand in professional documents using spreadsheets it was a real pain to try and make sure there were no embarrassing mistakes. Most people are so used to automatic spell check that it caused a lot of frustration.
Luckily spreadsheets has finally added a spellcheck option. If you go to the tools tab and click on spelling it will review your work for you and save you the time-consuming task. Whoever was embarrassed by stupid spelling mistakes in the past will know what a relief this is.