CDW Excess Explained
Even if have Zero Excess, there is a case for taking out Excess Insurance Cover, either for a single trip, or yearly cover.
UK Licence Rules
If you have a UK licence and hiring overseas, then most car hire suppliers will only need to see the plastic card and not worry about the DVLA code.

Rent a discounted convertible here.

Hire a quality SUV at a lower cost.

Good range of convertibles for that fly/drive.

Book SUV early, especially for peak season.

Best rates for 7 and 9 seater minivans.

Zero Excess vehicle rental rates available.
However, it is always safer to have the code with you. but safer to get it. If hiring in the UK and lost/forgotten your licence,it is still possible to hire a car, as some suppliers, like Alamo, will phone the DVLA to confirm you are valid to drive, but best call the local depot first.
International cross border one ways can also be done, for example Namibia to South Africa, or Latvia to Lithuania, but an extra fee will apply, but is included in your quote.

"Zero excess rates are available with certain suppliers, like Centauro & OK Cars, in Spain."
Lots of Passengers & Luggage?
Looking for something a bit larger to rent?We also offer a wide range of SUV that can seat up to 8 people, and MPV that can seat up to 15 passengers, but not in every country. Check website or please email us your requirements.
Zero Excess
This is either included in your rate, or you can pay extra locally. For example at both
Bangkok Airports you can get zero excess included in the rate with some suppliers
In the States, all companies include Zero Excess as standard, but you will need to leave a security deposit of at least USD$350 on your card.
Damage Excess Cover
This insurance can be purchased during, or after, you have made your booking. This will cover any damage claim, as well as provide extra cover. See link below.

"Hire early, to ensure you get the vehicle you want, at the price you want to pay"
13th February 2019