Originally Posted by
B747-437B

Don't be so sure.
Someone's gotta be upgraded and if you're traveling alone it just might be you. It doesn't hurt to make yourself known to the people at check-in though.
I gambled last time as a Silver with a Flex... this was in January on YYZ-DXB, but load was low. YYZ-DXB being a night flight, is worth the points UG... on the return... being a day flight, it's a gamble I don't mind taking.