The content should deal with contemporary issues and experiences, and have characters with whom adolescents can relate. Subject matter should be one young people can relate to, dealing with such things as relations with parents and adults, illness and death, peer pressure with regards to drugs, and sex, and with addiction and pregnancy. On the contrary to the fact stated above, while stereotypical books like these are very common, there are occasionally books that are more related to mystery- or sci-fi-themed.