You are given a negative review and your task is to convert it to a positive review by one or more making minimal changes. Avoid changing the context of the review.
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Question: the security guard comes upstairs and pounds on our door demanding we open up .

Answer: the security guard comes upstairs and knocks on our door asking politely if we can open up .

Question: always rude in their tone and always have shitty customer service !

Answer: such nice customer service , they listen to anyones concerns and assist them with it

Question: my groupon is only for the two windows .

Answer:
my groupon was available for many windows .