> But in general you should expect that if you remove one system you are going to see short term loss at a minimum Yes. As any system/platform change. They are

> But in general you should expect that if you remove one system you are going to see short term loss at a minimum Yes. As any system/platform change. They are called business expenses. > Eventually you likely end up with a system That provides advertisement, and there are dozens of replacements (there were probably hundreds until Google)