"Uhg! This doesn't look anything like the picture on the box!"
I've said this more than a few times. And it's my own fault. That's because I'm more likely to use the instruction manual to figure out where things went wrong than I am to get it right in the first place.
"Wow! That's a beautiful chaise lounge!"
"Why thank you. It's supposed to be a computer desk."
Of course, I could save myself a whole lot of time and trouble if I just paused for a moment and read the