Class actions are lawsuits brought by a representative member(s) of a large group of persons on behalf of all the members of the group who have suffered identical or similar harm for which the same defendant may be liable -- such as a defective product class action against a manufacturer or an employment discrimination class action against a large company.
The city of Gretna is the parish seat of Jefferson Parish, in the US state of Louisiana. "Gretna, Louisiana (LA) Detailed Profile" (notes), City Data, 2007, webpage: C-Gretna. "Census 2000 Data for the State of Louisiana" (town list), US Census Bureau, May 2003, webpage: C2000-LA. </ref> Gretna is on the west bank of the Mississippi River, just east and across the river from uptown New Orleans. It is part of the New Orleans–Metairie–Kenner Metropolitan Statistical Area. The population was 17,423 at the 2000 census.