Home - HubSpot Content Marketing - Fill in the blank: To keep your content calendar agile, it shouldn’t extend more than ___________. Fill in the blank: To keep your content calendar agile, it shouldn’t extend more than ___________. 2shares Facebook Twitter Pinterest LinkedIn Skype Facebook MessengerQuestion: Fill in the blank: To keep your content calendar agile, it shouldn’t extend more than ___________. two weeks one month three months six months The right answer was: three months