Check In Procedure check-In At Horizon Rentals Office- 661 S. Collier Blvd. Office Open 830am-5pm Mon-Fri, Sat. Mornings. Your Welcome Packet Has 2 Keys For Rental Property, Our Island Guide, And A Local Map From The Office To The Rental. Guests Must Be At Least 25 Years Of Age To Check-In. 7 Night Minimum Stay. - After Hours Check In Procedure welcome Packets Will Be Left In The Lock Box Outside Of The Office. Please Call 1-239-394-8677 In Advance To Receive The Lock Box Code. Please Note That Guests Must Be At Least 25 Years Of Age To Check-In.