These are relationship “habits” that research has found are related to better success.
*She should avoid jumping to conclusions and keep an open mind, asking Miguel calmly why he did what he did.
*Hear Miguel out and refrain from disputing or debating what he was saying before he was able to explain fully.
*Tell Miguel in a loving way that she feels hurt and unloved when he makes plans without including her and she would appreciate it if he did not do that in the future.
*Rather than criticizing Miguel, ask him to work with her to find a solution that takes both perspectives of the situation into account.