And of course, we went to Mass Ave Tavern, where they were kind enough to treat mom and I to a free first round of drinks! (modlychic.com)
Grouper partners with local hot spots and gets a discount on each party's first round of drinks in exchange for providing the venue with foot traffic. (onlinepersonalswatch.com)
Work in a reward at the end: whoever wins buys the other the first round of drinks as you're relaxing after your date. (elitesingles.com)