spam filters for iOS Mail
How does one set up spam filters for the Mail.app on my iPhone 4s running iOS 6. Those we've set up on OS 10.8 my MBP for the iCloud mail server do not carry over to the iOS app on my iPhone 4s. It is getting so bad I cannot use the iOS app.
MacBook Pro, OS X Mountain Lion (10.8.2), i7 quad core AMD Radeon HD 6750