OP/TG/LA
Option/Touch and Go/ Low Approach
“After completion of the OP/TG/LA, climb and maintain 1000, at the far field boundary 1600, fly runway heading.”
No overheads/IFR: “After completion of the OP/TG/LA, climb and maintain 1600, fly runway heading.”
ZDW
Option to the Tower Pattern
“After completion of option, maintain VFR, squak standby, contact tower upwind.”
FTC
Fast Time Control
STC
Standard Time Control