AAP (poets.org) is suggesting an untinterrupted hour of reading or writing time.
Restaurant.com is suggesting gift certificates to some pretty good restaurants and offering some deep discounts as encouragement.
The Metsies are having an honorary bat girl today as part of the Going to Bat Against Breast Cancer initiative.
Everyone who writes has written about their mothers (one great example is BJ Ward's "Upon Being Asked Why I Dedicated My First Book To My Mother When There's Not A Single Poem In There About Her" from Gravedigger's Birthday)
However you note it, use Mother's Day to acknowledge the small moments that otherwise go unacknowledged. A little thanks is worth more than a bunch of brunch.
Or so I've heard.
Happy Mother's Day.