The level of riskiness of each of you should coincide at least a little. Unless you've both decided to have a formal session of getting to know each other by asking any questions that have been on your mind, keep things low-key.
Maybe she is fond of something special: They do not contain any personal information. What do you think people should do about it? The book The Five Love Languages gives useful advice. Getting closer by asking questions, you will learn about each other a lot of useful information.