The offer (“Triple Your Trip”) is valid for eligible stays completed between July 9 and September 30, 2013 ("Promotion Period") at any participating hotel or resort in the Hilton HHonors portfolio (click here for hotels who have chosen to not participate). Hilton HHonors™ members must first register at HHonors.com/Triple prior to check-out of your stay within the Promotion Period. Registered HHonors members will receive the bonus only for nights completed during the Promotion Period, regardless of a check-in date before the Promotion Period begins or a check-out date after the Promotion Period ends. For the Triple Your Trip promotion, the Bonus Points you earn per night are calculated based on the average nightly folio of your total stay (average nightly folio is calculated by taking the total net folio of your stay divided by the total number of nights of the stay). Triple Your Trip "Double HHonors Points" are awarded for Monday, Tuesday, Wednesday and Thursday nights in your stay. Triple Your Trip "Triple HHonors Points" are awarded for Friday, Saturday and Sunday nights in your stay. For a detailed explanation of how points are issued for Triple Your Trip, please see Frequently Asked Questions. "Double HHonors Points" means you will receive a bonus equal to the number of Base Points earned during a stay. "Triple HHonors Points" means you will receive a bonus equal to double the number of Base Points earned during a stay. Bonus Points earned on Base Points do not count toward tier qualification. Please allow six to eight weeks from completion of your stay for points to appear in your HHonors account. Offer is not transferable, is not valid for groups and cannot be combined with other select offers. Hilton HHonors™ membership, earning of Points & Miles™ and redemption of Points are subject to HHonors Terms and Conditions.