“As Seen On” blocks, the good ones, work quite well in terms of building credibility on all kinds of sales pages.

The basic idea is to show a number of graphic elements conveying the message that your business/product is highly credible and trustworthy. The easiest way of achieving this is by displaying logotypes of other credible institutions that have already featured your business/product.

Here’re two examples of NON-lame, good “as seen on” blocks.