You do not need identical playing styles to make a useful doubles team. You do need to know what your partner expects. A short conversation before the season can prevent more frustration than a long technical discussion after a defeat.
Start with the parts that affect whether you can actually play together, then agree a few simple habits for the court.
Talk about the diary first
Compare your normal availability, travel limits and likely weekends away. If one player can only do weekday mornings and the other works those hours, enthusiasm will not solve the fixture list. Decide who will contact opponents, but check both diaries before offering a time.
Agree how you will share entry and court costs. Rally's published doubles guidance says the entering player pays the full pair fee where a fee applies and invites their partner by email. Make sure your partner expects that invitation and knows which address you used.
Agree what to call
Choose short words you can say early and recognise immediately. “Mine” and “yours” are more useful than a running commentary. Discuss middle balls before the match, while accepting that positioning and the ball itself may change who can reach a particular shot.
Avoid treating a single rule such as “forehand takes everything” as permission to reach across a partner who is already set. If the same confusion happens twice, use the next appropriate break to agree one adjustment.
Decide how you want feedback
Some players like a brief suggestion between games. Others need a moment before discussing the last point. Ask your partner which helps them. Advice is easier to hear when you have invited it, and much harder when it arrives after every miss.
Keep feedback specific and shared: “Shall we call the middle ball earlier?” gives you both something to do. “You keep leaving it” starts an argument about the past. Save a longer discussion for after the match.
Build one shared routine
Before each game, agree one intention. Perhaps you want clearer calls or more patient returns. Between points, reconnect briefly and get ready for the next ball. After the match, each name one thing the pair did well before choosing anything to change.
For a practice session, try a cooperative rally where your only extra task is calling every ball clearly. Notice whether the call comes before your partner has already committed. Communication is a skill you can practise, not just a personality trait.
A successful partnership is one where both players want to book the next match, including after a loss.
Next step: plan a focused practice session together.