There will always be problems and headaches with off the shelf software, but the thing is that even with all of this you may still save over building it yoursel

There will always be problems and headaches with off the shelf software, but the thing is that even with all of this you may still save over building it yourself. I worked for years on a Siebel implementation, and even with these issues it was worlds better than the previous incarnation which we had built in house.