You thought ballpark food had a high markup....check these out.

Texting is marked up 6,000% average text costs 20 cents. It only costs the
phone company 3/10 of a cent to send that same text.

Movie theater popcorn has a 1220% markup 

Starbucks is 300%.

Cut up veggies at the grocery are 40% costlier. Bottle Water has a 4,000%
markup