DRTV generally bypasses traditional retail stores to make a product sale directly with the consumer, but can also be used to drive product sales at retail. DRTV is comprised of three primary marketing subgroups of short form, long form and live home shopping.
Persia/Persian is more or less synonymous with Iran/Iranian. Persia is just the older name whereas Iran is the country's modern name. I think people from Iran call themselves Persian because of Iran's negative image in the west since the 1979 revolution.
In Persian, the language is known by several names: 1  Western Persian, Parsi (Ù¾Ø§Ø±Ø³Û pÄrsi) or Farsi (ÙØ§Ø±Ø³Û fÄrsi or Ø²Ø¨Ø§Ù ÙØ§Ø±Ø³Û zabÄn-e fÄrsi) has been the name used by all native speakers until the 20th century.