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Vacation Rental Opening Checklist: Is your property ready for the 2026 season?

Daniel Herman
Daniel Herman
Rentlio One
8 min read
Published at: 8/5/2026
8/5/2026
Daniel Herman
Daniel Herman

First guests arriving in a week. Everything feels under control. Then: the air conditioning does not cool because no one switched it on since October, the WiFi password is outdated and the guest cannot connect, on Airbnb three weeks are blocked that were never reopened after winter. These are all things that surface at the wrong time, when the guest is already there or has just made a booking.

What should you pay attention to when preparing your vacation rental for the new season? Here is a checklist.
What should you pay attention to when preparing your vacation rental for the new season? Here is a checklist.

Every vacation rental owner who has been through at least one season knows that problems do not appear during the season. They accumulate quietly, between seasons, and catch you at the worst moment.

This checklist is for preparing your vacation rental for the 2026 season. It is for owners who want the season to start without unnecessary surprises.

Here is what you should never forget during preparation.
Here is what you should never forget during preparation.

1. Technical check

The technical check comes first because these are the only things that cannot be fixed quickly. Servicing an air conditioning unit, replacing a boiler or fixing drainage takes days, not hours.

  • Air conditioning: Switch on heating and cooling. Check that airflow is normal and there are no unusual sounds. If the filters are dusty, clean or replace them. A unit that has not run since September may have problems that only show up when you switch it on.
  • WiFi: Test the speed from a device inside the property. Check that the password is up to date and clearly displayed for guests. A guest who cannot connect to WiFi will not be a satisfied guest, and you lose time on unnecessary follow-up messages.
  • Water and plumbing: Run the taps, flush the toilet, check drainage in the bathroom and kitchen. If the property was closed over winter, leaks from pipes that stood empty are not uncommon. Air the place out.
  • Electricity: Check all sockets, fuses and lighting. Pay particular attention to outdoor lighting if the property has a terrace or garden.
  • Locks and keys: Test the lock with a spare set. If you use a lock box or smart lock, check the batteries and code. A spare key should be accessible somewhere in case of lockout.
A fault you find a week before the season costs three times less than one a guest finds during it.

2. Inventory and equipment

A guest who finds the property without enough towels, with a kitchen missing a pot, or with a coffee machine that does not work will not complain to you directly. They will leave a review.

  • Bedding and towels: A full set per bed and per bathroom, plus one spare set. Check that the bedding is free of stains and damage. What looked acceptable at the end of last season may not look acceptable at the start of a new one.
  • Kitchen: Go through the crockery, a full set of plates, cups and glasses, pots, a frying pan. Check that the coffee machine, toaster and microwave work and that the knives are sharp.
  • Bathroom: Guests expect toilet paper as a minimum, so have that ready in time. Stock a basic welcome supply: shampoo, shower gel, soap.
  • Welcome pack: The minimum guests do not expect but always remember: coffee, tea, salt, oil. It does not need to be impressive, it needs to be thoughtful.
  • Chargers and adapters: A USB charger in a visible spot. If you have international guests, a European adapter is a small detail that gets noticed.
Inventory that was sufficient last season is not necessarily sufficient this one. Check physically, not from memory.

3. Safety and regulations

Safety equipment is not a matter of preference. It is a legal requirement for tourist accommodation in Croatia, and a basic responsibility toward guests.

  • Fire extinguisher: Must be present and within its expiry date. Check the label. If it has expired or is missing, get one before the season starts.
  • Smoke detector: Test it by pressing the button. Replace the battery if you are unsure when it was last changed.
  • CO detector (carbon monoxide): Required if the property has a gas installation, wood-burning stove or gas boiler.
  • First aid kit: Complete and in a visible, accessible place. Check expiry dates on the contents.
  • Emergency instructions: A laminated sheet in a visible location: fire service, emergency medical service, police and the property address, in case the guest does not know where they are.

The Hospitality Industry Act sets minimum safety equipment standards for tourist accommodation. Inspectors check for it, and guests never mention it until they need it.

Safety equipment a guest never uses means everything went well. Equipment that is missing when it is needed has no good outcome.

4. Digital preparation

This is the part vacation rental owners most often leave until the last moment, and it is precisely what determines how many bookings come in and at what price.

Test the functionality of all software and applications you use in advance.
Test the functionality of all software and applications you use in advance.
  • Photos: Go through the gallery on every platform. Winter-themed images or outdated furniture that has since been replaced affect the first impression. If you have new photos, upload them before the season starts.
  • Descriptions: Check that your listing describes the property as it is today, not as it was two seasons ago.
  • Rates and minimum stay: Check that rates are set for all relevant periods: shoulder season, peak season, post-season. Adjust the minimum stay for each period.
  • Calendar: Open all dates that should be available. Check for blocks left over from winter.
  • Channel sync: If you use a Channel Manager, verify that all channels are connected and that availability is syncing correctly. One platform out of sync can lead to a double booking.
  • Booking Engine: If you have your own website with direct bookings, run a test booking and go through the full flow to confirmation. Check that confirmation emails are being sent.
A listing that has not been updated before the season is selling last year's property. Guests book what they see, not what it is.

5. Guest communication

A guest who does not know how to get into the property, where to park or who to call if something goes wrong starts their stay with a negative experience, before they have even walked through the door.

  • Welcome message: Prepare a standard message with arrival instructions: address, parking directions, where to find the key or lock box code, WiFi password, emergency contact number. Send it automatically 24-48 hours before arrival.
  • Auto-replies: Set up an automatic response on Booking.com and Airbnb that confirms the message has been received and that you will reply within X hours.
  • Property instructions: Update the guestbook or digital guide. WiFi, air conditioning, TV, rubbish collection, parking, recommended restaurants. Add anything that was unclear to guests last season.
  • Emergency contact: Visible in the property and in the welcome message. A number that actually gets answered.
A guest who has all the relevant information before arrival is a guest who does not call at 10pm with questions.
Do not skip these checks during inspection.
Do not skip these checks during inspection.

All of this is easier with Rentlio One

Getting ready for the season means opening a series of applications: Booking.com and Airbnb for availability, rates and photo updates, a separate place for reservations, another for invoices. Every platform has its own interface, its own logic.

Rentlio One keeps everything in one place. The Channel Manager syncs availability and rates across all connected channels in real time, the calendar is unified across all platforms, and guest messages go through the same application used to manage reservations. When you update a rate or open a date, the change goes everywhere automatically.

The Rentlio One app for vacation rental owners enables property management from one place.
The Rentlio One app for vacation rental owners enables property management from one place.

For owners managing multiple properties or looking to reduce admin time before and during the season, it is the difference between work that takes evenings and work that takes 20 minutes.

More than 1,700 properties across the region already use Rentlio. Book a free meeting and see how Rentlio One works for your property.

Frequently asked questions (FAQ)

How far in advance should I prepare my vacation rental for the season?

Technical checks (air conditioning, plumbing, safety equipment) ideally three to four weeks before the first guests. Digital preparation (listings, rates, calendar) at least two weeks before, as some platform changes take a day or two to take effect. Guest communication templates can be set up a week in advance.

What if the air conditioning or boiler is not working a week before first guests arrive?

Contact a service technician immediately and open a parallel conversation about timelines. If the repair cannot be completed in time, inform the guest transparently and offer an alternative or a discount. A guest informed in advance reacts very differently from one who discovers the problem on arrival.

What safety equipment is legally required in a vacation rental in Croatia?

Under the Hospitality Industry Act and related regulations, tourist accommodation must have a fire extinguisher, smoke detector and basic first aid supplies. Exact requirements depend on the property category. Contact your local tourist board or inspectorate for the current list, as regulations can change.

How do I check that rates are set correctly across all platforms?

Run a test search on each platform (Booking.com, Airbnb, Expedia) as if you were a guest looking for accommodation in your destination for your target dates. Compare what you see. If you use a Channel Manager, check the dashboard for errors or failed syncs.

If photos are outdated, does that reduce bookings?

Yes, directly. Guests make a decision in a few seconds based on the first image. If the property has been refurbished, renovated or fitted with new furniture, updated photos are an investment, not a cost.

Is the checklist the same every year or does something change?

Technical checks and inventory are similar each year. The digital side changes because platform algorithms, minimum stay rules and guest preferences shift. It is worth checking the competition once a year and adjusting your listing accordingly.

Can I handle all the preparation myself without an agency?

Yes. Most owners with one to five properties manage the season independently. The key is having a system that replaces manual tracking: a Channel Manager for syncing, a unified calendar, automated guest messages. With the right tools, pre-season preparation goes from a week of work to a few hours.

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Daniel Herman
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Daniel Herman is a growth marketing enthusiast with 10 years of marketing experience who enjoys thinking strategically and seeing the bigger picture. He writes about everything related to developing marketing activities and KPIs, branding, and taking a long-term approach to success, always with the goal of sharing useful ideas and inspiring action.

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Due to the crisis caused by the coronavirus pandemic, and with the aim of preserving jobs, the company took out a loan from the Croatian Agency for SMEs, Innovation, and Investments in 2020. Rentlio d.o.o. is the final recipient of the financial instrument co-financed by the European Regional Development Fund under the Operational Program ’Competitiveness and Cohesion.’
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