It hurts the buyers instead of the often-desperate women. Also, keeps the women from being vulnerable to attacks that happen when it's illegal on their side. It

It hurts the buyers instead of the often-desperate women. Also, keeps the women from being vulnerable to attacks that happen when it's illegal on their side. It's not ideal but it's better than the current system in the U.S.. Also, depending on area, police might leave buyers alone subject to conditions like it staying out of the open (e.g. red-light districts).