Building trust plays key role in marriage longevity and happiness in home.
Work together in home by being a helping hand whatever work she does in home. Prepare breakfast during weekends . Help her in preparation of lunch by cutting vegetables. Understand her, spend time with her know her needs. Add some spice to your marriage life by being romantic.
Don't lie to her. If you do mistakes just inform her. Building trust takes very long time but breaking it needs just a second. Return home on time. If you are late to home please inform her before hand don't give space to negative thoughts.
Go outings on weekends and have dinner outside together. Treat her like a queen then you will feel like a king π.
Note:- In professional terms Sales attitude works till you were sold in market. After sales service is the key to build trust in the brand and continue further with you.