The senses identified as being the most common to trigger someone are sight and sound, followed by touch and smell, and taste close behind. A combination of the senses is identified as well, especially in situations that strongly resemble the original trauma.
Telemarketers attempt to sell products to large segments of the population over the phone. Many people are irritated by telemarketers. Telemarketers often use headsets so their hands are free to operate a computer. Telemarketing is one of the most controversial types of marketing.
Telephony is commonly referred to as the construction or operation of telephones and telephonic systems and as a system of telecommunications in which telephonic equipment is employed in the transmission of speech or other sound between points, with or without the use of wires.