(5) Give challenge and password (use behind friendly lines) (6) Give number combination (use forward of friendly lines) (7) Give running password (8) Give recognition signals (near/ far and day/ night) 2-7. COORDINATION CHECKLISTS. The checklists shown in Figure 2-12 include items that a platoon/squad leader must check when planning for a combat operation. In some cases, he coordinates directly with the appropriate staff section. In most cases, the company commander/ platoon leader provides this information. The platoon/ squad leader can carry copies of these checklists to keep him from overlooking anything that may be vital to the mission. Figure 2-12. COORDINATION CHECKLISTS INTELLIGENCE COORDINATION CHECKLIST The unit one level higher constantly updates intelligence. This ensures that the platoon leader's plan reflects the most recent enemy activity. 1. Identification of enemy unit. 2. Weather and light data. 3. Terrain update. a. Aerial photos. b. Trails and obstacles not on map. 4. Known or suspected enemy locations. 5. Weapons. 6. Probable course of action. 7. Recent enemy activities. 8. Reaction time of reaction forces. 9. Civilians on the battlefield. 10. Update to CCIR. OPERATIONS COORDINATION CHECKLIST The platoon/ squad leader coordinates with the company commander/ platoon leader to confirm the mission and operational plan, receive last minute changes, and either update subordinates in person or issue a FRAGO: 1. Mission backbrief. 2. Identification of friendly units. 3. Changes in the friendly situation. 4. Route selection, LZ/ PZ/ DZ selection. 5. Linkup procedures. a. Contingencies b. QRF c. QRF Frequency 6. Transportation/movement plan. 7. Resupply (with S-4). 8. Signal plan. 9. Departure and reentry of forward units. 10. Special equipment requirements. 11. Adjacent units in the area of operations. 12. Rehearsal areas. 13. Method of insertion/extraction.