This allows water to penetrate the edge of the roof from water surface tension and blowing rain
The metal on the lower part of the cricket should fully go under the one above it.
Metal beginning to separate letting debris under metal. This will also let water in and debris will become wet letting moisture to wick onto the wood decking
This piece of ridge metal has come completely loose and wind blow rain could definitely get under it causing leaks within the attic or house.
This is where the roof was leaking again. As you can see the metal panels have popped loose and water can now get under them.
As you can see the paint is starting to peel. It won't be long before large sections of the paint come off