LexisNexis is a corporation that sells data mining platforms through online portals, computer-assisted legal research (CALR) and information about vast swaths of consumers around the world.[3][4][clarification needed] During the 1970s, LexisNexis began to make legal and journalistic documents more accessible electronically.[5] As of 2006[update], the company had the world's largest electronic database for legal and public-records–related information.[6]