Whatsapp is not an only messaging platform any more. More and more vendors, software providers announce their developments and last minute informations by whatsapp.
And SAP is now also one of them.
If you want to get last news and notifications from SAP by whatsapp in your mobile phone you should simply add the number +49 1579 2362736 to your contacts list and send text message: Start
Following by a confirmation you will get official news from SAP