“The key here is not to make excuses, but to just say no. Pay attention to what makes you squirm the most, or which invitations feel the hardest to say no to.”
There may be no more valuable skill to develop than the ability to say no.
It will help you learn to be clear on what you want, create tension for the asker, and use no as your default answer.
RELATED: How to say no with grace.