WhatsApp will allow brands to message users as it opens data sharing with Facebook

WhatsApp will start sharing user data with Facebook following significant changes to its privacy policy which will also allow businesses to send messages to users.
The messaging app has said it will "coordinate" more with its parent company Facebook to do things like track basic metrics about how often people use its services and better fight spam on the platform.
To do this, WhatsApp will loosen some of its restrictions around user data and give Facebook access to some limited informa