sentences:  Pratt, Holtfreter and Reisig (2010) using a sample of 922 adults in Florida show that one's online routine activities, shaped by one's sociodemographic characteristics, strongly shape the person's risk of falling victim of Internet fraud.Their findings clearly shed light on the validity of routine activities theory on crimes that targeted Internet users.Using university computer attack data, Maimon and colleagues (2013) reveal evidence supporting routine activity theory.