is usually the female/females that you don't really purchase the DVD for. They'll might get box cover exposure every now & then.

Basically they're in place just to round out the cast. Make sure the DVD has 4 or 5 quality scenes. A lot of these girls (spares) get booked for a ton of work though. Not sure if they make top $.

Kat
Jayna Oso
Miko Lee

Spare- To use frugally or carefully. Held in reserve. Lacking in amplitude or quantity.

Even contract companies like Adam & Eve, Vivid and Wicked have their contract spares.

Lezley Zen
Nicole Sheridan

They're the NFL's special teamers
NBA's 6th man
The MLB's DH's

Don't get me wrong, this isn't a dis. This is a big thumbs up to all those spares.