How do I evaluate portfolio of domain names

[nycexposfan]

What is the best way to sell a portfolio of domains? Do I sell them as a group or individually? If I sell as a group, can I get an appraisal for the portfolio? Any thoughts on individual values? THANKS.

awebsiteforsale.com
abizforsale.com
specialtyshipping.com
insuranceforlawyers.com
trustee.mobi
diamondappraisals.org
bizbroker.org
bondinsurers.com
monolines.com
nycbizbroker.com
parkingspace.biz
tradejeter.com
prematurecontractions.com
prematurelabour.com
sellingmybiz.com
swapadvisory.com
lettersofcredit.info