Para.6 2.Strengthen friendship bonds. In a small study of heavy Facebook-using young British adults between ages 21 and 29,Lancaster University researchers found that the site helped cement positive interactions among friends. Both private messages and wall posts allowed Facebook users to confide in their friends,surf down memory lane, and laugh out loud,promoting happy feelings.Para.6 2. Strengthen friendship bonds. In a small study of heavy Facebook-using young British adults between ages 21 and 29, Lancaster University researchers found that the site helped cement positive interactions among friends. Both private messages and wall posts allowed Facebook users to confide in their friends, surf down memory lane, and laugh out loud, promoting happy feelings