THESE idiot-proof signs and posters are meant to be helpful - but some things just go without saying.
Ever struggled to turn a doorknob? Thanks to these signs the answer is staring you in the face.
![This sign offers shoppers the extremely obvious advice that they shop open the door before entering](https://cdn.statically.io/img/www.thesun.co.uk/wp-content/uploads/2017/12/nintchdbpict000372850189.jpg)
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This sign offers shoppers the extremely obvious advice that they shop open the door before enteringCredit: refer to captionThe bizarre pictures have been posted online as some of the worst examples of their kind.
These no brainers often attempt to remind you of things you were never going to forget anyway.
One pic advises to avoid taking selfies with bears, another signals that it is important to eat FOOD as part of a balanced diet.
Some might call these posters a victory for common sense.
Food for thought
![A reminder that it is important to eat food](https://cdn.statically.io/img/www.thesun.co.uk/wp-content/uploads/2017/12/nintchdbpict000372850244.jpg)
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A reminder that it is important to eat foodCredit: refer to captionDead obvious
![Breaking news: a dead Maya Angelou will not be making her Houston appearance on Friday](https://cdn.statically.io/img/www.thesun.co.uk/wp-content/uploads/2017/12/nintchdbpict000372850257.jpg)
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Breaking news: a dead Maya Angelou will not be making her Houston appearance on FridayCredit: refer to captionNo matter how you slice it
![Just a reminder that Pizza Hut has pizza](https://cdn.statically.io/img/www.thesun.co.uk/wp-content/uploads/2017/12/nintchdbpict000372850214.jpg)
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Just a reminder that Pizza Hut has pizzaCredit: refer to captionSeven up
![Instructions on how to use a lift](https://cdn.statically.io/img/www.thesun.co.uk/wp-content/uploads/2017/12/nintchdbpict000372850299.jpg)
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Instructions on how to use a liftCredit: refer to captionSay cheese
![This menu is cheesy](https://cdn.statically.io/img/www.thesun.co.uk/wp-content/uploads/2017/12/nintchdbpict000372850220.jpg)
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This menu is cheesyCredit: refer to captionSnow way
![Good luck getting a car up there](https://cdn.statically.io/img/www.thesun.co.uk/wp-content/uploads/2017/12/nintchdbpict000372850209.jpg)
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Good luck getting a car up thereCredit: refer to captionH2 Oh
![The water contains pineapple AND mint](https://cdn.statically.io/img/www.thesun.co.uk/wp-content/uploads/2017/12/nintchdbpict000372850120.jpg)
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The water contains pineapple AND mintCredit: refer to captionBy the book
![You can read this sign like an open book](https://cdn.statically.io/img/www.thesun.co.uk/wp-content/uploads/2017/12/nintchdbpict000372850249.jpg)
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You can read this sign like an open bookCredit: refer to captionOpen to doubt
![This reads like a riddle](https://cdn.statically.io/img/www.thesun.co.uk/wp-content/uploads/2017/12/nintchdbpict000372850083.jpg)
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This reads like a riddleCredit: refer to captionWheelie useless
![This seems to be doing more harm than good](https://cdn.statically.io/img/www.thesun.co.uk/wp-content/uploads/2017/12/nintchdbpict000372850136.jpg)
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This seems to be doing more harm than goodCredit: refer to captionBear with
![Selfies with bears are inadvisable](https://cdn.statically.io/img/www.thesun.co.uk/wp-content/uploads/2017/12/nintchdbpict000372850149.jpg)
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Selfies with bears are inadvisableCredit: refer to captionOpen doors
![A school teaches students how to open doors](https://cdn.statically.io/img/www.thesun.co.uk/wp-content/uploads/2017/12/nintchdbpict000372850133.jpg)
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A school teaches students how to open doorsCredit: refer to captionToilet humour
![What prompted this sign to be made?](https://cdn.statically.io/img/www.thesun.co.uk/wp-content/uploads/2017/12/nintchdbpict000372850087.jpg)
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What prompted this sign to be made?Credit: refer to captionEye, eye, captain
![A road sign urges drivers to stay awake](https://cdn.statically.io/img/www.thesun.co.uk/wp-content/uploads/2017/12/nintchdbpict000372850068.jpg)
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A road sign urges drivers to stay awakeCredit: refer to captionWet, wet, wet
![Water the chances?](https://cdn.statically.io/img/www.thesun.co.uk/wp-content/uploads/2017/12/nintchdbpict000372850304.jpg)
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Water the chances?Credit: refer to captionNarnia business
![Aslan is not behind the closet door](https://cdn.statically.io/img/www.thesun.co.uk/wp-content/uploads/2017/12/nintchdbpict000372850072.jpg)
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Aslan is not behind the closet doorCredit: refer to captionWhat on earth
![That's reassuring](https://cdn.statically.io/img/www.thesun.co.uk/wp-content/uploads/2017/12/nintchdbpict000372850092.jpg)
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That's reassuringCredit: refer to captionDirty work
![A good rule in general](https://cdn.statically.io/img/www.thesun.co.uk/wp-content/uploads/2017/12/nintchdbpict000372850125.jpg)
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A good rule in generalCredit: refer to captionBossy boots
![High heels aren't advised for mountain hikes](https://cdn.statically.io/img/www.thesun.co.uk/wp-content/uploads/2017/12/nintchdbpict000372850076.jpg)
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High heels aren't advised for mountain hikesCredit: refer to captionHilarious CCTV video captures moment dog runs wild down Stirling street pulling sign behind it