Answer:

onatip

Answer	Crossword Clue
ONATIP	Using inside info
ONATIP	How stock may be bought
ONATIP	How detectives may get info

ONATIP	How some bets are made
ONATIP	How some bet
ONATIP	How a bettor may act
ONATIP	How bettors may act
ONATIP	How the police might investigate someone
ONATIP	How narcs might act
ONATIP	How Kojak might act
ONATIP	How detectives may act

ONATIP	How police may investigate