Customer notifications: when product is back in stock

Features:

1. Enable the option to let your customers subscribe to products which are temporary unavailable.
2. Send email notifications manually or automatically(²) to all your customers when products are back in stock
3. Automatically notify the administrator of new subscriptions
4. Users can easily manage subscriptions in their account (view, add, delete)
5. Compatible with the Prestashop Classic Theme
6. Ajax subscription form on front end for enhanced customer experience
7. Automated email is sent when product is back in stock(²).
8. In your back office you can view, delete and send emails to your customers to let them know a product is available again.
9. All subscribers are grouped by product they subscribed on.
10. Quick overview of how many subscribers where all ready informed.
11. Customer and visitor can subscribe to multiple products or combinations.
12. Disallow the customers to subscribe to same product twice.
13. Visitors can also subscribe without creating an account.
14. Validation process ensures to avoid any spamming attempts.