1) Check that it hasn't been suggested already 2) Start a new thread for a new suggestion
Try to describe the problem rather than the solution. It's far easier to solve problems if we know what they are. Just tell what you find difficult or what you would want to achieve. Often WHY is more important than HOW.
Support ideas posted by other users if you think that they are important! One of the tricky things in development is to figure out the priorities.