A customer cancels his DirecTV service and gets a refund, only to be hit with a $40 “early termination fee” 10 months later. DirecTV blames a “system delay” for the surprise charge and threatens to ... You use much to indicate the great intensity, extent, or degree of something such as an action, feeling, or change.

Understanding the Context

Much is usually used with 'so', 'too', and 'very', and in negative clauses with this meaning.