If you haven't done so already, reading the Google Adsense terms and conditions is an absolute must. Failing to do so could get your Adsense account terminated and your business in serious trouble.

Heres a brief summary of the key terms and conditions:-

You must be 18

You may not have multiple accounts, unless Google have authorised you to do so in writing.

You must follow strict guidelines about displaying Ads, Links, Search Results and Referral buttons on your site (see below).

You must not display any Ad Unit on a page that contains Ads from another supplier

You must not display on any page any advertisements that a site user might reasonably mistake for a Google advert

You must not encourage people to click on Google ads by any means e.g. an arrow, or click here

You must not generate impressions or clicks on any Ad, Link, Search Result or Referral button i.e. don't let your family,co-workers or friends click on your ads "by mistake".

Ads may not be displayed on any pages which contain pornographic, hate related, violent or illegal content

Payment will be sent approximately thirty days after the end of each calendar month, providing the balance is $100 or more.

If you wish to use Googles name, refer to the guidelines at http://www.google.com/permissions/guidelines.html

You may display up to three ad units on each page of your website

You may display a maximum of two search boxes on each page

You may add one link unit on each page of your website (these do not counts as an "ad unit")

Websites may not contain excessive profanity, violence, drugs, pornography, gambling or excessive advertising also sales of weapons, beer, alcohol, tobacco, prescription drugs or designer goods replicas.

Please note, this summary serves as a rough guide only. As these terms and conditions are subject to change at any time it is essential that you download them and read them in detail for yourself. You have been warned!