Mark Knopfler is known for a distinctive part of his guitar technique. Which one?

Explanation

Mark Knopfler (b. 1949) is a Scottish guitarist, singer and songwriter. He founded the band Dire Straits in 1977, in which he was the lead singer and guitarist. Mark Knopfler is known for his distinctive fingerstyle and for playing a Fender Stratocaster. In fact, Fender now produces a special Mark Knopfler Cherry Red Stratocaster series.