How to write a warm reminder from the owner without a number?

The owner can write a warm reminder without a number at the entrance. Warm reminders are generally used in public places to express goodwill reminders. There are many warm tips in daily life. As long as it can remind the owner of the function. The idiom used to express warm reminders is a thousand words. Pronunciation: (qi ā nd and ngwà nzh incarnation) Interpretation: Repeated exhortation. Show that he attaches great importance to what others tell him.