I'm stoked to finally announce that @[venture Twitter handle] is joining both the @[founder program Twitter handle]!
Our goal at [venture name] is to [mission statement. Joining [founder program name] is a huge help in us achieving this goal.
Learn more here: [website announcement URL]
Post between Mon and Thu, 1 pm and 3 pm, for the highest average click-through rates.
Don’t forget to tag everyone who helped you make it into the program, including teammates, referees, and mentors.