Give her one routine that happens to have two addresses
Dogs do not understand divorce, but they read inconsistency instantly: different food, different rules and different bedtimes in each home force her to relearn daily life every few days. Sit down, however difficult the wider conversation is, and agree the non-negotiables for her: what and when she eats, where she sleeps, which cues everyone uses, whether she is allowed on beds and sofas, and who takes her to the vet. Write it down once and treat departures from it as a problem to fix, not a loyalty test. Duplicate the anchors she cares about most in both homes — the same blanket, the same type of bed, the same chew for evenings — so each arrival smells and feels like her place, not a visit.
Make handovers boring on purpose
The swap itself is often the hardest moment, carrying raised voices, tears, or tense doorstep exchanges that she will learn to dread. Keep handovers short, calm and predictable: the same day and time where you can, a brief factual update, her bag packed the same way, and no long emotional goodbyes at the door. Let her settle with a familiar chew or a sniff around the garden before anyone asks anything of her. If she travels between homes by car, keep that journey consistent too, with the same harness or crate and the same short walk on arrival. A dog who trots in, finds her bed, her bowl and her evening routine waiting, learns that moving house is simply something that happens, not something to fear.
Watch her, not the argument, for how it is going
Stress in a split-home dog rarely announces itself loudly. Look for appetite changes in one home but not the other, clinginess after swaps, restless nights, house-training slips in a previously clean dog, or going quiet and withdrawn. Those patterns are information about her routine, not ammunition: share them factually and adjust the pattern together, perhaps fewer moves, longer stays in each home, or a slower introduction if one home is entirely new. Keep children out of messenger duty about the dog, and keep her out of disputes entirely — she should never be withheld, hidden, or used as leverage, because the disruption lands on her routine first.
Keep her records and safety net in one place
Two homes double the chance that a vaccination record, a weight note, or a note from a recent vet visit lives in only one kitchen drawer. Hold her important information centrally so whichever home faces a vet visit, a boarding stay, or an emergency has the full picture. Agree who is listed as her contact, keep her identification details current for both addresses, and make sure both homes know the plan if she slips a lead or gets out of a garden. If she becomes persistently anxious, stops eating in either home, or shows aggression that is new for her, involve your vet promptly rather than hoping the new pattern will settle her on its own. Her profile access can also go to relatives you select in KinsLe Family Sharing, so family in the second home can open her profile before a handover rather than meeting an unfamiliar face at the door.