The promise of SOAP is really cool, but I've found that you end up making countless special cases and arbitrary error handling anyway. The more complex and pot

The promise of SOAP is really cool, but I've found that you end up making countless special cases and arbitrary error handling anyway. The more complex and potentially fragile the in- and output of your service is, the more attractive XML becomes, since XML can be independently validated. If you have no such needs, REST will do just fine for almost anything.