There are several benefits to using chat in language teaching, according to the document. Chat can improve learners' language abilities through negotiating meaning in text chat and producing more fluent language in voice chat. It also brings current technology into the classroom, creating variety and motivation for learners. Using chat also allows classes to contact learners in other countries. While both text and voice chat have advantages, the best approach is to use a combination of both to give learners practice in both written and spoken interaction.