Every time you search for a domain on Network Solutions, they register it themselves.(networksolutionssucksballs.com)

   #!/usr/bin/env ruby -w
   require 'rubygems'
   require 'mechanize'
   require 'digest/md5'

   search_form = WWW::Mechanize.new.get("http://www.networksolutions.com/").forms.first
   search_field = search_form.fields.name("domainNames").first

   1.upto 50 do |i|
       puts search_field.value = "#{Digest::MD5.hexdigest("#{rand(9999999999)}")}.com"
       search_form.submit
   end