What a name response actually needs to mean
Owners often expect a name to do several jobs at once, come here, stop that, look out, and hurry up, and a dog given that many meanings usually settles on none of them. For a fast response among other dogs, strip the name back to a single, simple meaning: wherever your attention is, drop it and look at me, because something good is about to happen. That look is the foundation everything else is built on.
Protect the name from everyday wear
A name loses power each time it is called and nothing follows, called across the house for no reason, repeated five times while she ignores it in the garden, or used as the opening word of a telling-off. Decide as a household that her name is a paid cue, not background noise. Say it once, clearly, and be ready to reward the turn every time during training, and avoid using it to summon her for things she dislikes, such as ending a game, being caught for a bath or leaving the park, while the response is still being built.
Train her alone until the turn is automatic
Start indoors with no other dogs present. Say her name once in a normal, bright voice, and the moment her head turns toward you, mark it and give a reward she genuinely loves, not the biscuit she tolerates. Repeat in short bursts around the house and garden until the turn is snappy and cheerful, then move to quiet outdoor spaces on a long line so she cannot self-reward by running off. Add distance gradually, because calling distance is a real skill: a response that is instant at five paces can dissolve at thirty when wind, smells and movement compete.
Add one dog, then the group, in that order
Only when she turns alone at distance do other dogs enter the picture, and they enter one at a time. Begin with a calm dog she knows, working nearby but not interacting with her, and reward her for turning away from watching that dog when her name is called. Then practise while the other dog is moving, then while the two have just finished playing, which is the moment attention is hardest to win back. A group of several dogs calling-distance apart is the final exam, not the classroom, and each dog in that group ideally has its own person rewarding its own responses, so nobody is competing to shout over the others or accidentally rewarding the wrong dog for someone else's cue.
Call once, and know what to do when she does not turn
In a group setting the temptation is to repeat her name louder and faster, which teaches her that the first three calls are free. Say it once, wait, and if she does not turn, reduce the difficulty instead of escalating the volume: move closer, step into her line of sight, or call her at a quieter moment, then reward the response you get and note that the previous step was too hard. Keep her on a long line in any place where a failed response could put her in danger, near roads, livestock or water, no matter how good training looked yesterday.
Make the training record available to every walker
A name response is only as trustworthy as the last person who tested it, and family members or dog walkers who assume park-level reliability in a dog who has only practised in the garden can put her at risk. Log the distances, places and distraction levels she has genuinely mastered, and the setups that still beat her, in KinsLe with Care Teams so anyone taking her out chooses the long line and the location that match her real stage.