The right of consumer supervision means that consumers have the right to supervise goods and services and protect consumer rights. According to the above definition, what are the following behaviors that do not fall within the scope of consumer supervision? ['Taxi driver Xiao Li complained about refusing to carry passengers.', 'Xiao Wang found that the sizes of the left and right feet of the shoes he bought back were inconsistent, and his request for return was rejected. Xiao Wang immediately lodged a complaint with the Consumer Association.', 'Xiao Zhaomin presents a safety hazard in the elevator of a supermarket and immediately reports it to the relevant department.', 'A barbershop claims to consumers that the quality of its hair dye is bad in order to compete for customers.']