I'd upvote this many time if I could. I am in the same boat--my team helps maintain a ten year old web application that is used by the largest companies in our

I'd upvote this many time if I could. I am in the same boat--my team helps maintain a ten year old web application that is used by the largest companies in our domain. The application is literally the backbone of data used by these companies to make money. We have reliability issues, and sometimes clients get a little upset, but every year it is the same thing: how much do we need to budget for support?