: Incorporate period-appropriate slang. For a 1920s setting, you might use "bean shooter" for a gun, "beef" for a complaint, or "button man" for a hitman.
If you are crafting a story, expert advice from sites like Globe Soup and writers like Daniel Hallissey suggest these key elements: Gangester
Depending on whether you want to a gangster story or find a guide to read, there are several specialized resources available. Writing a compelling gangster story requires balancing a street-smart protagonist with themes of loyalty, power, and eventual isolation. Guide to Writing Gangster Fiction : Incorporate period-appropriate slang