Can a person buy social Security quarters to obtain missing quarters or periods?

No, you cannot buy Social Security quarters to obtain missing quarters or periods. See: http://ssa-custhelp.ssa.gov/cgi-bin/ssa.cfg/php/enduser/popup_adp.php?p_sid=qPrbkZDj&p_lva=&p_li=&p_faqid=494&p_created=975937846&p_sp=cF9zcmNoPTEmcF9zb3J0X2J5PSZwX2dyaWRzb3J0PSZwX3Jvd19jbnQ9NTEsNTEmcF9wcm9kcz0mcF9jYXRzPSZwX3B2PSZwX2N2PTEuMyZwX3BhZ2U9MQ**