Bulletin board system add-on executables, or "doors".
Readers: 5700 (0.2%) {24%} Mesgs per month/day: 825/ {61%}
Crossposting: 12% {45%} Megs per month/day: 1.4/0.047 {64%}
Sites reciving this Group: 35% Cost ratio ($US/month/rdr): 0.08