Starting tonight, Tickets will become available for President Barack Obama's upcoming appearance at Strawberry Banke Museum in Portsmouth. Obama will appear with First Lady Michelle Obama, Vice President Joe Biden and Dr. Jill Biden on Friday, Sept. 7, marking the 4^th trip the president has made to New Hampshire this year. Friday’s event is open to the public and is slated to begin at 10am, however tickets will be required to attend. Tickets can be obtained at the Portsmouth, Hampton, Dover, Epping, Durham, Exeter, or Rochester OFA-NH Offices on a first come first serve basis, with one ticket per person beginning tonight at 5pm until Wednesday at 8am.