What costs should be included in a photography/videography quote?

When a client asks, 'How much for a half-day shoot?', I don't give a number immediately anymore. Behind a half-day shoot, there's communication, location scouting, equipment, lighting, audio, transportation, and data backup. Post-production editing is where the time really goes. I've learned the hard way before; clients would say it's just a simple recording, but after the shoot, they'd ask for…