Official User Guide – Version 3.0
Managing group registrations should be simple, efficient and reliable.
That is exactly why the Poseidon Group Registration & Coupon Platform was created.
As the official online service of the International Poseidon Athens Half Marathon, it provides a secure, fully automated and user-friendly solution for managing group registrations and prepaid race entries through the use of Coupons.
Originally introduced to replace traditional spreadsheet-based administration, the platform has transformed the way groups organise and complete their registrations. Now in its third consecutive year of operation, it has been further enhanced to deliver greater flexibility, improved automation and an even smoother registration experience.
Designed primarily for sports clubs, companies, organisations, educational institutions and running communities, the platform also enables individuals and organisations to purchase one or more race entries as gifts.
Whether you are registering an entire team or purchasing entries for friends, colleagues or clients, the Poseidon Group Registration & Coupon Platform offers a fast, secure and straightforward solution—from purchase to final registration.
Benefits
The platform has been designed to simplify every stage of the registration process while reducing administration time and improving accuracy.
Key benefits include:
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Instant electronic issuance of Coupons.
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Automatic generation and electronic delivery of official tax receipts through the Greek Independent Authority for Public Revenue (AADE).
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Two flexible registration methods to suit different types of groups.
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Real-time monitoring of each group's registration progress.
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Secure management of large numbers of participants.
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Elimination of spreadsheet-based administration.
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Reduced administrative workload and fewer data-entry errors.
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A faster and more efficient registration experience for both Group Leaders and participants.
Contents
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What Is a Coupon?
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Who Is the Platform Designed For?
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Group Registrations
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Registration Methods
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Group Registration Tracking
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Purchasing Race Entries as Gifts
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Coupon Validity
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Terms of Use
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Cancellation, Transfer and Deferral Policy
1. What Is a Coupon?
A Coupon is a unique alphanumeric code linked to one prepaid race entry for a specific race.
During the online registration process, the participant enters the Coupon in the designated field of the registration form. Once validated, the platform recognises the prepaid entry and allows the registration to be completed without any additional payment.
Important: Each Coupon is valid only for the race for which it was issued and cannot be used for any other race or event.
2. Who Is the Platform Designed For?
The platform has been developed primarily for organisations managing multiple participants and is ideal for:
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Sports clubs
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Companies
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Organisations
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Public sector organisations
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Educational institutions
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Running clubs and running communities
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Corporate teams
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Any other organised group of participants
It may also be used by individuals or organisations wishing to purchase one or more race entries as gifts.
3. Group Registrations
The platform provides a fast, secure and fully automated solution for managing group registrations.
To register a group, the Group Leader simply:
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Completes the Group Registration Form.
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Selects the required number of entries for each race.
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Completes the payment.
Once payment has been successfully confirmed:
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the required Coupons are issued automatically;
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the official tax receipt is generated and delivered electronically;
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the group is ready to proceed with participant registrations using either of the available registration methods.
4. Registration Methods
To accommodate different organisational needs, the platform offers two flexible registration methods.
Option 1 – The Group Leader Completes All Registrations
One Coupon is issued for each race and is used for every participant registered in that race.
Example
Half Marathon → 12 entries → 1 Coupon
The same Coupon is entered during each of the twelve registrations.
This option is recommended when one person is responsible for completing every registration on behalf of the group.
Option 2 – Each Participant Completes Their Own Registration
A separate Coupon is issued for every participant.
Example
Half Marathon → 12 entries → 12 Coupons
The Group Leader distributes the appropriate Coupon to each participant, who then completes their own online registration independently.
This option is particularly suitable for larger groups whose members prefer to enter their own personal information.
5. Group Registration Tracking
Throughout the registration period, the Group Leader can monitor the group's progress online at any time.
Available information includes:
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completed registrations;
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remaining registrations;
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Coupon usage;
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overall registration progress.
All information is updated in real time.
Group Registration Tracking: "HERE"
6. Purchasing Race Entries as Gifts
The platform also enables individuals and organisations to purchase one or more race entries as gifts.
The purchaser simply:
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Completes the relevant online form.
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Selects the required race entries.
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Completes the payment.
Once payment has been successfully confirmed:
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the corresponding Coupons are issued automatically;
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the official tax receipt is generated and delivered electronically.
The purchaser may then forward the Coupons to the intended recipients, who can complete their own online registrations using the unique Coupon provided.
7. Coupon Validity
Coupons remain valid for 15 days from the date of issue.
Where appropriate, one extension of up to 10 additional days may be granted, subject to the terms and conditions established by the Organising Committee.
Should the applicable registration fee increase during this period, payment of the relevant price difference may be required before the extension can be approved.
8. Terms of Use
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Each Coupon may be redeemed only once.
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Each Coupon is valid only for the race for which it was issued.
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Coupons cannot be transferred to another race.
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Unused Coupons cannot be carried forward to a future edition of the event.
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Once a participant's registration has been completed, the official Cancellation, Transfer and Deferral Policy applies.
9. Cancellation, Transfer and Deferral Policy
Payments made for race entries and Coupon purchases are non-refundable.
Once a participant's registration has been completed, it becomes subject to the official Cancellation, Transfer and Deferral Policy of the International Poseidon Athens Half Marathon.
Further information: "HERE"
Support
If you require assistance with the platform, group registrations or the use of Coupons, our Support Team will be pleased to help.
Τhank you for taking the time to read this article.
We hope the information we have shared will be useful and help you prepare for an enjoyable, well-organised and memorable race experience.
Your trust and continued support are our greatest reward and the inspiration that drives us to keep improving and delivering an even better event year after year.
We wish you every success in your preparation and look forward to welcoming you to the starting line of the next Poseidon Athens Half Marathon!

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