SOAP vs REST, when to use one and not the other?

Question

I\'m really confused everytime I come around this question, what characteristics would help one choosing SOAP over REST or the other way around?

I mean, besides the

Answer 1

SOAP is a form of RPC and REST is architecture style that can scale with the web.

REST concerns about the following (copied from RESTful Web Services)

• Addressability
• Statelessness
• Representations
• Links and Connectedness
• The Uniform Interface

Two great books on REST and have some discussions on the topic that you are interested in.

• REST in Practice
• Restful Web Services