Since The Frugal Diva just had a birthday, this is a great time to thank all the companies that sent a little something to help me celebrate. DSW emailed a $5 gift certificate to use during the month of September. The Veggie Grill sent a card for a free entree this month. Just the thing to start my every year after my birthday vow to be on a better diet. If you have a registered Starbucks card, they will send you a free birthday drink of your choice and size. Origins sent $10 off and I have until November to…