it's not about the writing only. You can use voice messeges - you say some phrases and send what you have said to the person who do you talk with. Very helpful for those,who can't spend too much time on non-stop talking via Skype 

Do you have Skype? We can practice via Skype. This is mine: 01637355622

Then lets just here create the group, my number is +77774163742. Anyone who wants to join is welcome!

Well, here's my number anyway +56969014890. Saludos muchachos! ✌

An amanzing idea. It would help lot.