If you approach people one at a time and make them personal offers that they accept, you can be pretty sure you end up with people who want to work for you and

If you approach people one at a time and make them personal offers that they accept, you can be pretty sure you end up with people who want to work for you and have at least some initial loyalty and desire to stay. If you acquihire then you end up with a lot of people who feel like they've been forced to work for you and will be looking for the quickest possible exit.