As well as verbal conversations, the playable characters in Linda & Joan are able to send text messages to each other and some non-playable characters.
Russell has a smartphone, which he is (usually) always carrying. Linda and Joan have tablets, which can’t be carried around and have to be used in a specific location. Characters can use their devices to send or receive texts at any point in the game (within reason), even during verbal conversations or other interactions.
Here is a peek at Russell’s smartphone in use:
