"Whenever there is an operation close to the border area where there is a possibility of either exchange of firing or crossing.

VOA: standard.2009.07.04

"In 2007 and 2008, Iran deported nearly 800,000 Afghans, mainly through the Islam Qala and the Zaranj border crossing points on its eastern border with Afghanistan."

VOA: standard.2009.09.13

President Hosni Mubarak ordered security at the Rafah border crossing to allow aid to enter Gaza, and to let Gazans in need of medical treatment to leave.

VOA: standard.2010.06.01

Five thousand people were gathering in a depot close to the Bab al-Hawa border crossing, while 2, 000 were at the border crossing of Reyhanli, which houses one of the largest refugee camps set up by Ankara for Syrians fleeing the violence, officials said.

WSJ: Syrian Offensive Leaves Hundreds Dead

Pew estimates that net migration -- newly arrived immigrants minus those leaving (forced or voluntarily) -- has come to a standstill, which it attributes to the weakened U.S. job and construction markets, border enforcement, an increase in deportations, and increased dangers associated with crossing the border.

CNN: SHARE THIS

Second, he says crossing the border for a shopping trip or vacation requires proper documentation.

NPR: 3 min 57 sec