Key points

  • Most co-parenting arguments start in the same few places: changes to the schedule, handovers, money, holidays and new partners.
  • Before you reply, wait, find the actual question and answer only that.
  • Agree simple rules in advance, such as how much notice for a change, so there is less to argue about in the moment.
  • Never use the children to pass messages, and keep adult conflict out of their hearing.
  • FenceChat filters hostility out of the other parent’s emails and texts, so tense moments are easier to handle calmly.

A friendly note: This guide shares general information to help you understand your options. It isn’t legal advice, and it can’t tell you what to do in your own situation. For that, a lawyer or a free legal service is the best next step, and you’ll find some in Where to get help.

Before you reply: three habits that help

These tips apply to every message, whatever it is about.

1. Give it time

Unless it is urgent or about safety, you don’t need to answer straight away. Waiting an hour, or until the morning, takes the heat out of most replies. A short holding message works if they need to know you’ve seen it: “Got your message, I’ll reply tonight.”

2. Find the question

Tense messages often bury one practical question under a lot of feeling. Work out what they actually need from you (a time, a yes or no, some information) and answer that.

3. One topic, a few sentences

Keep each message to one subject and as few sentences as you can. Our BIFF guide gives a simple shape: brief, informative, friendly and firm.

Co-parenting tips for everyday flashpoints

4. Schedule changes

Agree in advance how much notice you will each give for a change (say, 48 hours unless it is an emergency) and stick to it yourself. When you need a change, ask rather than announce, and offer an alternative: “Could we swap this Saturday for next Saturday? I have a work event. Happy to do the extra pick-up on Wednesday if that helps.”

5. Late or missed handovers

Text a simple fact rather than a complaint: “We’re at the pick-up spot. Let me know your ETA.” If lateness is a pattern, raise it once, in a separate calm message, with a suggestion such as a 15-minute window.

6. School, health and activities

A shared calendar or co-parenting app cuts down on messages, because dates and details live in one place. Send important information (a doctor’s appointment, a permission note) in writing, even if you also mention it at handover.

7. Money

Keep money messages separate from everything else and stick to amounts, dates and what it is for. Our guide on how to talk to your ex about child support payments has example wording.

Holidays, birthdays and new partners

8. Holidays and birthdays

Plan these well ahead, ideally months in advance, and in writing. Many parents alternate big days each year or split the day. Once it is agreed, you both have something to point to when emotions run high.

9. New partners

News of a new partner can make messages tense quickly. Share what affects the children (for example, that a new partner will be around during your time) without the relationship details, and don’t ask for theirs. Keep the focus on the children’s routine and comfort.

10. Never use the children as messengers

Asking a child to pass on a message, or to report back on the other home, puts them in the middle. Keep adult topics between the adults, in writing, and away from the children’s phones and hearing. Family Relationships Online has more on helping children through separation.

How to deal with an uncooperative co-parent

11. Step back to parallel parenting

If every exchange turns into a fight, it may help to communicate less, not better. Parallel parenting means each parent runs their own household, with only the essential information shared, in writing. It suits high-conflict situations where cooperative co-parenting isn’t working. Clear co-parenting boundaries make it easier to keep.

12. Get outside help early

You don’t have to wait until things are at breaking point. In Australia, the Family Relationship Advice Line can talk through options, including family dispute resolution (mediation), and Relationships Australia runs services for separated parents. In the US, many courts and community organisations offer co-parenting classes and mediation.

How FenceChat helps: When messages are tense, the hardest part is often reading them. FenceChat filters hostile, manipulative language out of the other parent’s emails and texts before you see them and passes on what matters: times, dates, decisions and anything about the children. They keep using email or text as normal, nothing is installed on their side, and every original message is kept in your Archive.

If you feel unsafe: Message habits and a filter are not a safety plan. If you are worried about your safety, contact one of the services below, or call emergency services if you are in danger.

Where to get help

These services are free or low-cost. If you or someone else is in danger, call your local emergency number first.

Australia

Separation and co-parenting

Someone to talk to

  • Lifeline Crisis support and suicide prevention, any time. 13 11 14.
  • Beyond Blue Support for anxiety, stress and low mood. 1300 22 4636.

Free or low-cost legal help

If you feel unsafe

  • Emergency: 000 Police, ambulance or fire, if you or someone else is in danger.
  • 1800RESPECT Free, confidential counselling for family, domestic and sexual violence, any time. 1800 737 732.

United States

Separation and co-parenting

Someone to talk to

Free or low-cost legal help

If you feel unsafe

United Kingdom

Separation and co-parenting

Someone to talk to

  • Samaritans Someone to talk to, any time. Call 116 123.
  • Mind Mental health information and support.

Free or low-cost legal help

If you feel unsafe

Frequently asked questions

What are the best co-parenting tips when things are tense?

Wait before replying, answer only the practical question, keep each message to one topic, agree rules for schedule changes and holidays in advance, and never use the children to pass messages.

How do you deal with an uncooperative co-parent?

Keep messages short and in writing, and focus only on what affects the children. If every exchange becomes a fight, parallel parenting (sharing only essential information) can help, along with outside support such as family mediation.

Should children pass messages between homes?

No. It puts children in the middle of adult conflict. Keep adult topics between the adults, in writing, and away from the children.

How much notice should co-parents give for schedule changes?

There is no single right answer, but agreeing a standard notice period in advance, such as 48 hours unless there is an emergency, gives you both something clear to follow.

How does FenceChat help co-parents?

FenceChat filters hostile language out of the other parent’s emails and texts and passes on the practical details. Only you sign up, they don’t need to install anything, and every original message is kept in your Archive.