convict - v. to proven that someone is guilty of a crime in a court of law

background check - n. the process of looking up criminal and/or financial records of an individual or an organization

screening - n. the act of examining people or things in order to decide if they are suitable for a particular purpose

innovation - n.  the act or process of introducing new ideas, devices, or methods

sharing economy - n. a business concept that uses the ability (and the preference) for people to rent or borrow goods rather than buy and own them.