"come with me to the UK, work in my business for 12 months, after that you get special visa and can stay in the UK on welfare - plus free healthcare when you are working for me"

"come with me to the UK, work in my business for 12 months, after that i will go back and you can carry on as the boss with my support and connections"

"come with me to the UK, work in my business as a slave labour because you have no other choice - we kill your family / you will be arrested"

"come with me to the UK and lie low for a while, i will look after you and the police won't find us, you can work in my business until the heat die down and then go back with your bonus"

etc etc, or more nefarious things.