What information should I prepare before the consultation regarding pigmentation and skin problems?

Hello. I am concerned about discoloration resembling melasma on my cheeks along with acne scars. I am wondering what information I should prepare before a consultation. Would noting down when the discoloration first became noticeable and its location, changes after sun exposure, and when the breakouts first appeared help in explaining my condition during the examination? I would also like to know if bringing a comparison of old and recent photos is useful. If I prepare photos, I would like to know if there are any specific guidelines, such as removing makeup and taking them under the same lighting.

I would like to ask if it would be helpful to bring a list of the basic skincare products, sunscreens, and products used when I have breakouts. During the consultation, I am curious about the criteria used to differentiate between pigmentation and acne marks when they appear together, and whether product usage and lifestyle habits are also checked. I would also appreciate it if you could let me know if there are cases where moisturizing care or monitoring the progress is recommended before treatment, depending on the skin condition.

I am curious whether multiple concerns are addressed in a single manner on the same day, or if goals and procedures are separated by body part. Rather than determining the number of sessions from the start, I would like an explanation of when progress is monitored and the plan is adjusted. I would also appreciate it if I could hear about available options after assessing my current condition first, rather than deciding on the procedure immediately. Would preparing questions in advance for my first visit help me use the consultation time more efficiently?