When you go to the store specifically for one product and it's out of stock.
Or worse yet, when your favorite product has been discontinued altogether.
When the person whose HBO Go password you've been using changes it.
When you don’t pay for extra iCloud storage and are forced to either NOT take a photo or delete older photos to make space.
When you only packed a carry-on bag because you didn't want to check a bag in, but are forced to check-in your bag at the gate 'cause there is no overhead bin space.
When you're excited to see Amazon has the product you want at a better price, but then realize it's not on Prime.
When you pay extra for a new upgraded Wi-Fi router, but it's still just as slow as your old one.
When you're just a few bucks (or sometimes cents) away from free shipping BUT can't find one more thing you want.
When your DVR cuts off the ending of your favorite TV show because it ran a few minutes over.
When you see your iPhone is at 12%, but it suddenly dies.
When you plan to sleep in but end up waking up early anyways and can't go back to sleep.
When you go hungry to a party where the host said there would be food, but all there is to eat is, like, one bag of chips.
When there are no spots in the parking lot and you see that some jerk took up two of them.
When you're checking out at the store and move lines to what looks like a quicker line only to have the line you were just in move faster.
When the person in the express lane has way more items than they're supposed to have.
When you make a reservation in advance for a table, but still end up waiting a long while when you show up to the restaurant.
When you click on a YouTube video and the commercial playing before it is longer than the actual video you want to watch.
And finally, when you don’t check your Facebook for a few hours and then see that you were tagged by a friend in a super unflattering photo.