1. When writing a greeting card, write it yourself with a black or blue pen or fountain pen. The handwriting should be beautiful and neat, and cannot be altered. A beautiful greeting card is a handicraft, and a greeting card represents sincere wishes.

2. Write the postal code of the recipient on the top of the greeting card cover, the address of the recipient below, the name of the recipient in the middle, and the address, name and postal code of the sender below.

3. Greeting part of the greeting card body: Write a title at the top, such as "Dear Mom", and then write a greeting on the next line. The language should be beautiful and the feelings should be sincere and touching. Finally, write your name and date.