Final answer:
The XL sign post in paragraph 10 of 'Better Than Words' represents the Positive Sign Project. It is a hand-made sign that says, 'Please Sit! Anytime you want 24/7.' The sign is meant to encourage rest and create a positive atmosphere.
Step-by-step explanation:
In paragraph 10 of 'Better Than Words,' the XL sign post with a selfie represents a part of the Positive Sign Project. It is a photograph of a young person holding up a hand-made sign that says, 'Please Sit! Anytime you want 24/7.' The sign is meant to encourage others to take a break and rest, promoting a positive and welcoming environment.