I'd say it depends more on what value YOU place on the images. If they're images that it would be hard for someone to get something similar, or are a unique event, aim high and let them talk you down a little bit. If they're good photo's but the sort of image most good photographers could come up with, aim a bit lower. If you're verbally quoting them, let them know the results of your research! If you just want, say, $300, tell them that the going rate is $165.00 for 3 years but you'll let them go for the $300..... Let's face it, for 10 pics they're gonna expect a bulk price anyways. Lordy, if I was asked I'd personally snatch $1000 for all ten and run like fook......! Actually, I'd probably settle for $250 and still be smiling. Come to think of it, if there was an attractive secretary who..... ahem yeah, well, you get the idea.... (",)