1) Trust your partner unless given reason not to. 2) Communicate openly about your concerns. 3) Understand that past friendships are normal. 4) Set clear boundaries together. 5) Meet these friends if possible. 6) Focus on strengthening your relationship. 7) Avoid making unfounded accusations. 8) Address any specific behaviors that concern you. 9) Work on building your self-confidence. 10) Respect your partner's friendships.