Yes, it is the same as America.
The answer is always yes but it is not required.
Sunscreen, lots of bathing suits, loose comfortable clothing (it gets hot and sticky), hats, hiking shoes, power converter or adapter, passport (please also take a photo copy of your passport and keep it separate from your actual passport in case you lose it) and a copy of international drivers license.
www.DirectFerries.com
Naxos, Paros, Santorini, Mykonos, Sifnos.
Might be a good idea in case your baggage gets delayed. Bring a few extra outfits in your carry on as a precaution!
Yes, feel free to bring your kids of any age.
Yes, the taxi's on Crete are very upscale and clean. They run 24 hrs a day.
There is no Uber or Lyft in Greece. A taxi service is the best option if you do not want to drive.
You should do this before you leave America! Try not to exchange your money at the airport, you will get a better exchange rate if you exchange your money at your own bank. Bring as much cash as you feel comfortable with. Cash is king, especially in Greece.
Yes, every phone carrier has a plan for about $10 a day. It would be a great idea to have this so you can access your maps and you don't have to worry about racking up your phone bill.
You can use both cards. It's best to only use your credit cards just in case. Just be sure to call the companies and notify them of your travels.