IN: Mobile phone operators should strengthen their focus on customer complaints
**
OUT: mobile phone operators should strengthen their focus on customer complaints

IN: Unlike other PIMs, Dragonfly acts as ""backup"" memory for you.
**
OUT: unlike other pims, dragonfly acts as ""backup"" memory for you.

IN: There is a suggestion here that Wittgenstein would never have fitted in as the leader of a large group of students and researchers.
**
OUT: there is a suggestion here that wittgenstein would never have fitted in as the leader of a large group of students and researchers.

IN: Polymerase Chain Reaction (PCR) testing, which isolates the DNA of the causative agent, is now commonly employed for confirmation.
**
OUT:
polymerase chain reaction (pcr) testing, which isolates the dna of the causative agent, is now commonly employed for confirmation.