It's believed one in five women, and one in 12 men, will be stalked in their lifetime - yet stalking is a crime rarely reported to the police.
This week singer Lily Allen spoke of her experiences after a stalker broke into her home and threatened to kill her. She says the police did little to help.
Now, as we approach the end of Stalking Awareness Week, a victim from Brighton - who was stalked for more than four years - has come forward and told us her story.
Andy Dickenson speaks to Sam Taylor and we also hear from Kristiana Wrixon of the Suzy Lamplugh Trust.