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To Whom It May Concern: Runline Labs, Inc. (“Vendor”) is the sole source for the runline laboratory protocol software described in quote {{request_id}}, including: 1. Integrated protocol critique, lab notebook, and Lab Pro tenant entitlement as a single product. 2. Compatibility and diagnostics content maintained by Vendor and not available as an equivalent substitute from another commercial vendor under the same terms. 3. Founding / pilot commercial terms (when applicable) that are unique to Vendor’s program. We request approval to procure on a sole-source basis consistent with {{institution}} purchasing policy. Sincerely, {{owner_name}} Runline Labs, Inc. {{support_email}}