Trial Offer: Rent one adult DVD free for 14 days when you join the Purple Pictures adult DVD rental club. You'll also receive a free DVD to keep. Monthly fee: £6.99 to have two DVDs at a time (maximum two per month), £9.99 to have two DVDs at a time (maximum four per month), £12.99 to have two DVDs at a time (unlimited) or £19.99 to have four DVDs at a time (unlimited). Relative size of selection: 3 of 4 stars. DVDs ship from: Not stated. Shipping costs: Included with memberships (site provides pre-paid mailers to return DVDs). Credit cards accepted: Visa, Mastercard, Solo, Delta, Maestro. Customer service: 01604 586975 or email via site. Open to: U.K. residents.

Adult DVD Rental Trial Offer: Take your first month for £4.99 when you join the DVD Monthly adult DVD rental club, which carries R18 films. Then pay £14.99 per month to have one DVD out at a time, £19.99 for up to two or £24.99 for up to three. The club is open to U.K. residents but also ships to Europe.

Download R18 Movies Instead of Renting: If you prefer to watch movies on your computer rather than waiting for a DVD to arrive by mail, visit Adult VOD Pod to compare R18 download and streaming video-on-demand services. Purchase credits to view DVD-quality adult movies online or play a flat fee (typically U.S. $4.95 to $14.95) to download movies that can be viewed for a set period of time (e.g., 24 hours, a week, 30 days). Some sites, such as VideosZ, charge U.S. $29.95 per month for unlimited downloads. Others, such as Hot Movies, sell access by the minute or per download.

Adult Video Guide: Browse sex bestsellers at Amazon UK, which offers free shipping on £15+ orders. It also sells The Adult Video News Guide to the 500 Greatest Adult Videos of All Time.