She likes to 'communicate' [=(more informally) 'keep in touch'] with her sister through/by/via e-mail.
If you're excited about the product, your enthusiasm will 'communicate' itself to customers.
One monkey 'communicated' [='transmitted, spread'] the disease to the others.
(..) any heroics out of you, all right? Catch it, put it in the air lock, get rid of it. The channels are open on all decks. I want you to communicate and keep in touch at all times, all right? Let's go. I thought you fixed module. We did. (..)1979 Alien