text: // @flow
  
  // ----- Imports ----- //
  
  import { getQueryParameter } from 'helpers/url';
  
  
  // ----- Functions ----- //
  
  function showUpgradeMessage(): boolean {
    // ?utm_source=eml&utm_medium=emlf&utm_campaign=SC_AD_Print_Upsell_270918_ID2
    return getQueryParameter('utm_source') === 'eml' &&
      getQueryParameter('utm_medium') === 'emlf' &&
      getQueryParameter('utm_campaign') === 'SC_AD_Print_Upsell_270918_ID2';
  }
  
  
  // ----- Exports ----- //
  
  export { showUpgradeMessage };
  