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Training Resources for Advanced Procurement

The information below helps guide vendors in using iSupplier—our online portal where users can view and manage Purchase Orders, respond to sourcing events, update company information, and much more. Please reference these materials to learn more about navigating and leveraging iSupplier when working with us.

To best understand the information, you will find it helpful to read through the materials in the order they appear below. Please contact vendor.compliance@americantower.com with any questions or if you need assistance with iSupplier.

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