US approves $270 million deal for Greek F-16 upkeep

https://www.defensenews.com/air/2021/08/04/us-approves-270-million-deal-for-greek-f-16-upkeep/

The approved items include “engineering, technical and logistics support services” for the warplanes, in addition to training equipment, targeting upgrades and mission-planning enhancements.

https://peterholland765.wordpress.com/2021/08/05/us-approves-270-million-deal-for-greek-f-16-upkeep/