Official Yahoo Pipes Documentation and Tutorials
These are some of the many resources available from the Yahoo Pipes community:
Using Yahoo Pipes for Pic & Mix
is a free mashup tool from Yahoo. Its function is very similar to the Lotus Mashup Centre (Canvas), where existing feeds can be combined and mashed to present now data or data in an alternative way. To actually create mashups using Yahoo, it is necessary to create a login identity, which is free, and once logged in all the facilities offered by yahoo pipes are available. This includes an extensive list of contributor examples. These examples can be unpicked to see how they work, and then re-worked to make a new creation.