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 Coupon.

2. Start Creating a New Coupon

On the “Coupons” page, select the Gift Coupon tab and click the “+ Create” button to start creating a new coupon.

3. Enter Coupon Details

Fill in the Gift Coupon Name you want to appear in the system, such as
“Free!! Special Product” or “Get Free Item with Purchase Over 1,000 THB”.

4. Set the Coupon Validity Period

There are two options available

• Always Valid – The coupon is available all the time with no start or end date.
• Custom Time – Specify the start and end date for coupon usage.

Example : Coupon valid from October 1, 2025 – October 31, 2025.

5. Set the Days of the Week or Month the Coupon Can Be Used

You can choose from 3 options

• day – The coupon can be used every day.
• Week – The system will display Monday–Sunday for you to select specific days.

Example : Selecting “Sunday” means the coupon can only be used on Sundays.

• Month – The system will display dates 1–31 for you to select.

Example : Selecting “1” means the coupon can be used on the 1st of every month.

6. Set the Coupon Usage Time

Two options are available

• All Day – The coupon can be used all day.
• Specified Time Slots – Specify start and end times (up to 5 time ranges).

Example : Valid from 6:00 PM – 7:00 PM.

7. Set “Unavailable Dates (Holidays)”

• None – The coupon can be used as normal on all available days.
• Specified Date – Specify a date range when the coupon cannot be used (up to 5 periods).

Example : Coupon valid throughout October, except October 10.

Note : The functions “Available Every,” “Available Time Slots,” and “Unavailable Dates (Holidays)” are supported only on version 2.2.1 or higher.

8. Add Coupon Description

Provide additional details such as terms of use, purpose, or special notes.

9. Set Coupon Usage Conditions

The system default setting is “All users can use this coupon.” You can set specific conditions by choosing one of the following

• Set Condition – Specify a minimum purchase amount before using the coupon.

Example : Spend 1,000 THB to use the coupon once.

• No Threshold – The coupon can be used without any spending limit.

10. Select Eligible Products or Categories for Coupon Redemption

10.1 Select Products

Click the “+ Add” button to choose products. The system will display a list of all products.

10.2 Choose Redemption Items

Tick the products eligible for coupon redemption and click “Save.”

10.3 Select Product Categories

Click the “+ Add” button in the category section. The system will display a list of all categories.

10.4 Choose Redemption Categories

Tick the categories eligible for coupon redemption and click “Save.”

12. Save the Coupon

Once all information is completed, click “Save.” The system will store the coupon in the database.

13. Manage Coupons After Creation

You can manage coupons with two main functions:

• View – View and check coupon information.
• End – Click “Ok” to end the coupon’s usage period.

After ending a coupon, you can click Delete to permanently remove it from the system.

Note : Deleting a coupon permanently removes it from the system and cannot be recovered.