Clients can take advantage of free nights and resort credits at Prince Resorts this winter. Hawaii Prince Hotel Waikiki is offering a third night free with rates starting at US$299. Hapuna Beach Prince Hotel on Hawaii Island is offering a fourth night free, daily breakfast buffet for two and up to $750 resort credit, with rates starting at $425 per night. At Mauna Kea Beach Hotel, also on Hawaii Island, guests can enjoy a fourth night free, daily breakfast buffet for two and up to $1000 resort credit, with rates starting at $579. Travel dates for the Prince Winter Escape promotion are valid from Jan. 3 to March 15 at Prince Hotel Waikiki and Hapuna Beach Prince Hotel and from Jan. 4 to March 31 at Mauna Kea Beach Hotel. Visit princeresortshawaii.com for more information.