Being irresponsible is easy, even convenient. You don’t just have to bother yourself for anything at all. You may foresee some hazard heading your way as a consequence of your mismanagement and yet somehow disregard your better judgment saying that you will cross that bridge when you come to it. Then you have discovered the easiest way to get into an unthoughtful airport parking mess, by doing nothing.
Turning the blind-eye towards the hassle of planning things and procrastination create by wishful thinking could have its repercussions. There always are about a million other things that you would rather be doing instead spending hours surfing for a proper car parking company to actually care for your car in your absence, when you clearly cannot recall a single instance where someone even implied having a 100% satisfactory services and experienced secure car parking Gatwick airport.
So, the approach that “It will be handled when the time comes”, which in this particular case is when you are stuck in your car at the airport unable to find even a single vacant parking bay, is going to ruin your journey by filling it with utter nuisance that could easily have been avoided with . This is the point when the regret is pointless but unless you are already at the airport, there still is time. Weigh your pros and cons a make proper reservation in time to avoid a troublesome start of your journey.