Surrealism tends toward the liberation of the subconscious mind–“beauty in the service of liberty.” The Oulipo school, on the other hand, deals in constraints–for example, writing a novel without the letter “e” in it, to use a famous example (Perec). Both philosophies can be incredibly valuable for inspiration or for generating story ideas. Rather than re-event the wheel, here are resources that will allow to explore both modes.
For more on the surrealists and surrealist games, which include automatic writing, cut-ups, and conditionals…
A Book of Surrealist Games – Compiled by Alastair Brotchie, edited by Mel Gooding. Shambhala Redstone Editions, 1991
Ouvroir de Littérature Potentielle, or Workshop of Potential Literature, is and was a group of writers and mathematicians. Members have included Raymond Queneau, François Le Lionnais, Claude Berge, Georges Perec, and Italo Calvino. This resource has additional links and information: