I employed a 37.5/31.25/31.25 split: Control group (IDs ending with 7,8,9,d,e,c); Test group 1 (Live tracking with distance + traffic layer ON, IDs ending with 0,1,2,3,4); Test group 2 (Live tracking with distance + traffic layer OFF, IDs ending with a,b,f,5,6). Metrics tracked: G2N (Target), OCARA (Check).