That border has been approved, for them. So, Israel can negotiate for anything between her legal border and the Green LIne. Simple, really. Do you realize that most of the worlds' more educated people have read and know the terms of the Palestinian proposal. EXCEPT for Israel? Why don't Israelis know the terms of a proposal that has been on the table for 12 years?
Hamas' Khaled Meshal met with Saeb Erekat in Qatar (Haaretz)