FAQ
38 questions, straight answers.
What buyers ask Google and AI assistants about car rental booking systems, answered in plain English. Each answer links to the page with the full story.
Basics
What is a car rental booking engine?
Software that takes a customer's search, asks suppliers for available cars and rates, and turns the chosen car into a confirmed booking. It sits between the storefront a customer sees and the suppliers' reservation systems.
What is the difference between a booking engine and a rental management system (RMS)?
An RMS runs a fleet you own: cars, maintenance, contracts and the counter. A booking engine sells rentals online and confirms bookings, often across several suppliers. Operators need an RMS; brokers and travel sellers need a booking engine.
What is the difference between a broker, an affiliate and a white-label partner?
An affiliate sends customers to someone else's booking for a commission. A white-label partner puts its brand on someone else's finished site. A broker sells under its own brand, with its own supplier agreements and prices.
How do car rental brokers make money?
Mostly from the difference between the supplier's net rate and the price the customer pays, or from a commission the supplier pays on each rental. Optional extras, such as zero-deductible cover, can add to it.
How do brokers connect to car rental suppliers?
Usually through direct connections to each supplier's reservation system, typically XML messages over the internet or a JSON API. Larger sellers may also use a GDS or an aggregator.
What is the OpenTravel (OTA) standard for car rental?
A set of shared message formats for travel. For car rental it covers messages such as availability, rates and reservations, so different systems can understand each other.
What are ACRISS or SIPP codes, and why do they need mapping?
Four-letter codes that describe a car class, such as CDAR for a compact, 4-5 door, automatic car with air conditioning. Suppliers apply them a little differently, so a booking system maps them into one clear view.
What is the difference between a deductible and an excess?
Nothing but the word. Both mean what the renter pays toward damage or theft before cover takes over. US and Canadian customers say deductible; most other English-speaking markets say excess.
What is a GDS, and do I need one to sell car rentals?
A GDS is a large network travel agents use to book travel. You don't need one to sell car rental online; a direct supplier connection can power a booking site.
Brokers and travel companies
Can I white-label a car rental booking site under my own brand and domain?
Yes. With niftiOS the booking site runs on your domain and brand, while niftiOS handles supplier rates, pricing rules, payments and bookings behind it. niftirent.com is a brand running on niftiOS.
How do margin and markup rules work?
Markup is a percentage added to the net rate; margin is a percentage of the final price. A 20% margin on a $100 net rate sells at $125. Rules can differ by product.
Can one system show several suppliers side by side?
Yes, that is the point of a booking engine: it asks each connected supplier for rates and shows the results in one list, mapped to the same car categories.
How are multiple currencies handled?
The customer sees and pays in their own currency. The system converts the supplier's net rate, applies your margin and can add a small FX buffer. niftirent.com charges in US and Canadian dollars, euros, pounds and Australian dollars.
Who is the merchant of record: me or the supplier?
Whoever charges the customer's card. In a broker model that is usually the broker, who then pays the supplier. Your contracts and setup decide it.
How should damage cover be worded for US versus UK or European customers?
Use the customer's word and currency: deductible for US and Canadian customers, excess for most others. niftiOS switches the wording automatically by customer currency.
How does fraud screening work for online rental bookings?
Card payments go through Stripe, which screens every payment with its built-in fraud checks, and every booking is visible in the console before pickup. Clear terms at booking prevent most disputes.
What is a travel-agent portal, and how do agent commissions work?
A portal is a booking tool built for travel advisors. Advisors earn partner commission on completed rentals. niftiOS includes a partner portal where invited agencies quote, book and track partner commission on every booking.
Can I add car rental to my travel agency's site without building it?
Yes: an affiliate link, a white-label site, or a booking system under your own brand. The right one depends on whether you want your own prices and customer data.
Car rental API or white-label site: which should I choose?
An API suits a team with developers building its own front end. A finished booking system suits a team that wants to sell now.
How long does a white-label car rental launch take?
It depends mostly on supplier connections, contracts and content. We scope it with you in the demo rather than guess.
Do I need my own supplier contracts?
For a broker model, usually yes. niftiOS connects to the suppliers you have agreements with.
Rental companies
Can I use a booking system without switching my rental management system?
Often, yes. Many operators keep their fleet and counter software and use a booking layer for online sales. We check fit in the demo.
How do I get my fleet listed with brokers?
Share your rates, availability, car categories and terms in a form broker systems can read, usually XML, and agree commission or net rates.
How do I send rates and availability to brokers by XML?
Through a connection that answers availability and rate requests in an agreed message format, often based on OpenTravel. Clean ACRISS codes make it much easier.
What should car rental reservation software include?
Live availability and rates, clear car categories, a mobile-friendly booking flow, card payments, cover explained in plain words, and one console for bookings and changes.
Is a WordPress plugin enough for car rental bookings?
For a small fleet taking direct bookings, sometimes. It gets harder with supplier or broker connections, several currencies, cover rules by country and a team console.
Cost and decisions
How much does car rental booking software cost?
It ranges widely. Some tools for small fleets publish monthly plans; systems for brokers and travel companies are usually quoted per project. niftiOS is licensed per install and scoped after a demo.
What pricing models are there for car rental software?
Per vehicle, flat monthly, a license with a setup fee, or a revenue share. Each shifts risk differently between you and the vendor.
What does it cost to license or white-label a booking system?
Usually a one-time setup plus an ongoing license. Supplier connections and content drive most of the setup effort.
What should I ask a vendor before signing?
Who owns the data, which suppliers are connected, who is the merchant of record, how cover is worded, what the license includes and how you leave.
Who owns the customer data in a white-label setup?
It depends on the contract, so ask. With niftiOS each licensee has its own install and database, and the data is theirs.
Can I get consulting help setting up a broker business?
Yes. Nifti Mobility Group advises on broker setups, supplier strategy and launch.
Starting out
How do I start a car rental broker business without owning cars?
Pick a lane, set up the company, sign supplier agreements, decide your pricing and cover wording, choose a booking system and win your first customers.
Should I start as an affiliate or a broker?
An affiliate link is the quickest way to learn what your audience books. A broker model gives you your own brand, prices and customer relationship once you know your lane.
What legal setup does a car rental broker need?
A registered company, a bank account, insurance and any local licensing. Rules differ by country and state, so check with a local professional.
How do new brokers find and sign suppliers?
Approach rental companies in your destination, explain your market and volume, and agree net rates or commission, payment timing and cancellation rules.
What margins do car rental brokers work with?
There is no reliable public figure. It depends on destination, supplier terms and included cover.
What technology does a new car rental broker need on day one?
A booking site, at least one supplier connection, card payments, clear terms and a place to manage bookings and customer messages.