The decision to sell comes with mixed emotions for the family, who have watched their children grow up with sand between their toes and salt in their hair.
"It's time for another generation to take it on," Gavin said.
"Whether it's an older couple looking for a spectacular retirement retreat, a young family wanting their kids to experience beach life, or a surfer who wants to check the waves from bed - this home has so much to offer."
Gavin said as he and his wife plan towards their retirement, now was the perfect time to pass the home onto another family.
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