> For the complete documentation index, see [llms.txt](https://cee-systems.gitbook.io/tcp/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://cee-systems.gitbook.io/tcp/tcp-billing/tcp-billing-and-subscription-guide/glossry-of-terms.md).

# Glossry of Terms

**PCC (Pseudo City Code)**
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A unique identifier used in the travel industry to identify a specific travel agency location or office in Global Distribution Systems (GDS).
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**Organization Wallet**
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The main wallet that stores credit from paid invoices. This credit can be used for subscription renewals and services across TravelCloudPro.
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**Marketing Wallet**
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Application-specific wallets that contain promotional credits or transferred funds. These credits have expiration dates and are used before Organization Wallet funds during subscription renewal.
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**Organization Admin**
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A user with full administrative privileges who can manage billing, subscriptions, users, and organization settings.\\

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**Root Admin**
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A super-administrator (typically CEE Travel Systems staff) who can make manual wallet adjustments and set custom expiration dates for marketing credits.
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**Country Admin**
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An administrator with elevated privileges who can transfer credits from the Organization wallet.