Earlier quoted context omitted.
Using services from big name companies is (half) the corporate world version of an expensive fashion item/fancy car and half "wanting someone to sue in case things go wrong". Except an expensive fashion item doesn't ruin your ability to do your job and is still probably cheaper in relative scales.
I think the big attraction of SAP is that it lets CEOs smooth out earnings. They can get projections of what the number are going to be for the quarter continuously so in the last few weeks of the quarter they can speed up or slow down sales and spending to hit the earnings numbers they want.
Their sales contracts apparently had clauses allowing them to delay sales for just this reason.
NB That kind of sales reporting isn't just from SAP - Oracle Hyperion and IBM Cognos are the biggest players in consolidated financial reporting.