1. Log in to the Back Office

Go to login.gpos.co.th , enter your email and password, and click Log In. Once logged in, go to the Marketing menu and select Item Marketing.

2. Create a New Discount

In the Item Marketing page Click “+ Create”. Select the discount type “Item Percent Off”.

3. Set Basic Information

Enter the Promotion Name, e.g., “10% Discount”. The name should clearly describe the purpose and percentage for easier future management.

4. Set the Discount Active Period

Choose from two options

• Always Valid – The discount can be used anytime with no start or end date.
• Custom Time – Specify a start date and an end date for the discount.

Example: Valid from 1 Oct 2025 – 31 Oct 2025

5. Select Active Days

Choose one of the three usage patterns

• Day – Available daily.
• Week – The system displays Monday to Sunday; tick the days you want the discount to apply.

Example : Tick “Sunday” means the discount will apply every Sunday.

• Month – The system displays days 1–31; select specific dates.

Example : Select “1st” means the discount will apply on the 1st of every month.

6. Set Active Hours

Choose how the discount will be available

• All Day – Available throughout the day.
• Specified Time Slots – Define a start and end time (up to 5 time ranges).

Example : Available between 6:00 PM – 7:00 PM

7. Set Excluded Dates

Choose from the following options

• None – The discount is valid as usual every day.
• Specified Date – Specify the start and end dates where the discount cannot be used (up to 5 ranges).

Example : October discount excluded on 10 Oct.

Note : The “Available Every,” “Available Time Slots,” and “Unavailable Dates (Holidays)” features are available from version 2.2.1 onward.

8. Enter Discount Description

Provide additional details such as The purpose of the discount , Terms and conditions , Limitations or notes. This helps other users understand the discount easily.

9. Set Usage Conditions

By default, the system allows “All users” to use this discount. You can specify applicable channels as follows

• POS Terminal – Automatically enabled.
• Order From Table QR Code – For customers ordering via QR code at the table.
• Store QR code ordering – For customers ordering through the store’s QR code.

10. Configure “Limit Purchase for Each Transaction”

Go to the section Limit Purchase for Each Transaction. You can choose between

• No Limit Purchase – Discounts can be applied to an unlimited number of items per bill.
• Limit Purchase – Define the maximum number of items per bill that can use the discount.

11. Configure Limit Same Item per Bill

Go to Same Item. Choose one of the following options

• No Limit Purchase – The same item can use the discount without restriction.
• Limit Purchase – Define how many units of the same item can receive the discount per bill.

12. Add Products

Click the “+ Add” button to select products for the discount.

12.1 Select Items to Apply the Discount

After clicking “+ Add”, the system will display all available products. Tick the desired items, then click “Save” to confirm your selection.

13. Specify Discount Rate and Save

Define the discount percentage (%) for each selected item. To remove an item, click “Delete”. Once all values are set, click “Save” to confirm the discount creation.

14. Manage Discounts After Creation

After creating a discount, you can manage it by going to the Promotions section and viewing the discounts you have created. You can manage existing discounts as follows

• View – To view the discount details
• End – The system will display a confirmation window. Click “OK” to proceed.

After ending a discount, the Delete button will become available.

Note : Deleting a discount will permanently remove it from the system (this action cannot be undone).