You select what fields you want to appear in your guestbook, backgrounds and even your own welcome message. An 88 x 31 pixel button, plus a text link is displayed at the bottom of your guestbook pages. Their site allows visitors to view other member's guestbooks and has a handy help page should you get stuck. Best of all, you decide what questions to ask your visitors. Tenzero features a unique swearing filter that attempts to censor abusive language.
International languages are available, ideal for any Web site with any audience.
They place a 468 X 60 banner at the top of your guestbooks to pay for providing a free service. The homepage doesn't look that impressive however, their guestbooks are simple and very reliable. Each issue is packed with the newest freeware and free samples.