[iMore.com]

iCloud storage space can be a precious commodity, especially if you don't want to pay any extra for space beyond the 5GB limit Apple offers for free. One way to make sure you're maximizing space and saving them for important things, like backups, is to make sure tons of apps aren't saving random data to your iCloud account that you really don't care about. Fortunately, there's an easy way to do it right from your iPhone or iPad. Here's how:

Full story from the iMore Blog...