Text, including: online chat (especially in an instant messaging app or other app), SMS Text, e-mail or other text-based communication channel, for example Conversica's Intelligent Virtual Assistants for business.[11] Voice, for example with Amazon Alexa[12] on the Amazon Echo device, Siri on an iPhone, or Google Assistant on Google-enabled/Android mobile devices By taking and/or uploading images, as in the case of Samsung Bixby on the Samsung Galaxy S8