It is not alright to offer mineral water as the only choice and then charge me. It is not alright to offer me the burger and then charge me for the double because I did not order the single. It is not alright to charge me for anything unless I am aware I am being charged.
Stealth upsell is a failed strategy that only angers your customers. Yes it will increase check average in the very very short run however it has a long term detrimental effect on your business. Why am I continually running into this strategy?
Give it up entrepreneurs, the strategy sucks!