Need some tips for using Read&Write to proofread a document? The Check It and Play features are perfect for this. Click the Check It button and any errors in your text will be underlined. This includes spelling, grammar, homophones and confusable words. Click on a word to see a list of suggested corrections or an explanation of the error. You can choose a word from the suggestion list to correct the error, or add words to your custom dictionary. Then use the Play button to hear your text read aloud and make sure that it flows and makes sense.