Legal analysis: This is legal. Taking photos at home for credit card collection means that you have arrived at home to collect the credit card, and leaving an image record indicates that the credit card collection is at your home, which can be used for collection management and subsequent processing.

Legal basis: Article 577 of the "People's Republic of China and Civil Code" If a party fails to perform its contractual obligations or performs its contractual obligations inconsistently with the agreement, it shall be responsible for continuing the performance, taking remedial measures, or Liability for breach of contract such as compensation for losses.