For many businesses, the Web storefront is the only point of contact for customers, and for others it's a major one. As such, it's important that this architecture meets the needs of your business, not just from a technology point of view but from a strategic one. No business likes to have an important asset be vulnerable to the whims of a particular vendor, and this is particularly true of a technology asset. As you probably know in IT there are two broad options that can implement your business needs: the Microsoft family of Windows and .NET products, and the open standards community.