Saab 9-5 as undercover, in several parts of its native Sweden, alongside the Volvo V70. Several police forces in the UK also used the 9-5 in their fleets, mostly in Aero specification. The city of Aspen, Colorado, used Saabs as patrol cars from early 1970s until 2005, when the 9-5 was discontinued in favor of Volvo XC90. The town of Vail, Colorado likewise used Saabs from 1980 onwards, but in 2005, the black 9-5 patrol cars were replaced by Ford Explorers, due to budget reasons. In 2006, Lothian and Borders Police in Edinburgh, Scotland, began operating three Saab 9-5 Aero 2.3T patrol
3–3–5 defense they are a relatively fast but smaller unit compared to the opposing offense, and they want to cause blocking assignment issues for that offense. Also, a 3-3-5 can be adjusted to a 4-3, 3-4, or 4-4 defense with the same starting players. To effectively play the 3-3-5, the "Front 8" (e.g. the eight defensive players closest to the line of scrimmage) must be physical and tough. The three down lineman must be able to control the running lanes, execute an effective pass rush, and be able to keep the opposing offensive line occupied so that the linebackers can make plays.