[header] How to leave a note signed' secret admirer ' [title] Use neat paper. [step] Lined notebook will work best since you will not have sloped sentences and the layout will be neat. Make sure it is new. 
You do not want to use that wad of paper in the bottom of your bookbag that you didn't write on but you think they won't notice the wrinkles. You want a nice, clean, brand new sheet of paper.