How to Add Multiple Contacts in #WhatsApp?
How to Use Broadcast in WhatsApp?
Here is a simple step by step guide of above queries.
1. Create an excel sheet of ur contacts according to the Google Contacts (https://support.google.com/mail/answer/12119)
2. Upload it to your Google Contacts
3. Sync with your mobile
4. Create broadcasting groups and add (256) in each grps depending on number of groups created
5. Choose “New Broadcast” from upper right menu
6. Click on +Sign and select 1 by 1
7. Click on “Done” on upper right corner
8. Click on “Create” button and later change the name of Broadcasting group
9. Shoot msgs at your ease
Use Web Whatsapp after creating Broadcasting group