1. Wealthy men: Wealthy men will give credit cards to their lovers because they have the ability to provide financial support for their lovers and hope to make her live a more comfortable life.
2. Trust and commitment: Some men express their trust and commitment to their lover by giving her a credit card to show their seriousness in this relationship.
3. Maintain the relationship: In some cases, men will maintain the relationship by giving their lover a credit card to express their attention and concern for her.
4. Express love and care: Giving a lover a credit card is a way to express love and care, so that she can shop and spend freely and feel the care and consideration of a man.