What are the three main purposes for which authors write?

adavid

nashidadamnaseer

carrie_duckworth

LauraStephen25

dking

baez0703

jonathan_alciati

jswierczewski

willis_t

maubrey

maddieb94

jessica.ysasi-tagle

cbowes

asanchez

bmartinez

jnaples

rzrivera

estudnicky

jadealynr