With floww after sale service you can use it for:

1. Create and tracking all maintenance, installation, fixing request
   tasks for customer and technician or your vendors.
2. Manage your stock or inventory.
3. Automatically create preventive maintenance (PM) tasks ahead
   of schedule and remind you to confirm them right before the date.
4. Automatically manage the warranty and remind when it is getting
   close to the expiration date.
5. Manage staff and customer information.
6. Reporting tasks and staff’s performance.