Crime stories have the capacity to thrill and excite
Many crime stories unmask villainy and reward virtue
Psychoanalytic readings might see crime as offering something unsettling - a dream or nightmare from which the reader can awake at the end
All crime writing involves a puzzle of some sort. This might be a 'whodunit' or an unravelling of the mysteries of the human mind
Often, a crime story starts with a crime which then has to be investigated
Crime stories explore the relationship between three central characters: detective, villain and victim
Crime stories often blur the lines between detectives and villians
Crime stories sometimes complicate who readers consider a worthy victim
The detective, although often taking part in semi-illegal or illegal activity must always be shown to be essentially moral; often to have a higher moral code than those around them
In crime writing, the purpose of the detective is to resolve the crime by seeking justice for the victim
The inclusion of the victim's suffering is often an important element of crime writing
Crime stories tie up all the loose ends - nothing is left unsorted or unclear
Crime stories frequently have urban settings
Crime stories often have a 'faceless menace' intruding a safe or ordinary space
Up until recently, crime writing was sometimes looked down on because as it operated within strict parameters and was seen as having limitations
Writers such as Greene have helped smash this attitude through making works more closelyresemble works of mainstream literary fiction
Crime writing frequently borrows from the Gothic - particularly in the use of an unsettling setting
Crime writing frequently borrows from the genre of Tragedy. In the case of Brighton Rock, Greene shows how both villain and detective are driven by a quest for vengeance