Title: Can I return this?
Author: Example shop
Description: A small decision tree: named questions, shared endings via GOTO, a variable shown back.

Q(item): What did you buy?
A(clothing): Clothing or shoes
	Q: GOTO:when
A(electronics): Electronics
	Q: GOTO:when
A(food): Food or drink
	Q(food_no): Sorry, food and drink can't be returned once they leave the shop. GOTO:help
Q(when): When did you buy it?
A(week): In the last 14 days
	Q: GOTO:receipt
A(month): 15 to 30 days ago
	Q(month_check): After 14 days we can only exchange, not refund. Is an exchange OK?
	A: Yes
		Q: GOTO:receipt
	A: No
		Q: Then we can't help with a refund, sorry. GOTO:help
A(older): More than 30 days ago
	Q: Returns close after 30 days. GOTO:help
Q(receipt): Do you have the receipt or order number?
A: Yes
	Q(yes_end): Great. Bring the <x>item</x> and the receipt to any shop, or reply to your order email to start a postal return. GOTO:help
A: No
	Q: Without a receipt we can offer store credit at the current price. Is that OK?
	A: Yes
		Q: Bring the <x>item</x> to any shop and ask for a credit note. GOTO:help
	A: No
		Q: Understood. GOTO:help
Q(help): Anything else?
A: Start again
	Q: GOTO:item
A: No, thanks
	Q: Thanks for shopping with us.