You run a guesthouse. The rooms fill. The reviews are good.
And every single booking hands a slice of your money to a company overseas.
You already know this. What stops most guesthouse owners taking direct bookings is not the commission. It is the fear of double booking, and that fear is completely reasonable.
Why direct bookings feel dangerous
If you take a booking on your own and forget to block it on the big sites, you sell the same room twice.
Then you are phoning a family who have already packed the car, to explain. That is a bad day, a refund, and a review you will carry for two years.
So most owners decide the commission is the safer option. Which is a rational decision made because of a technical problem.
The technical problem has a boring solution
Calendars can talk to each other.
There is a standard, used by every major booking site, that lets your calendars stay in step. When a room sells on one, it becomes unavailable on the others.
It is not new and it is not clever. It is just plumbing, and once it is connected the fear goes away.
That is what makes direct bookings safe to take. Not courage. Plumbing.

What direct bookings need
Real availability. What is actually free, shown to the guest, not a form asking what dates they want.
A hold while they pay, so two people cannot book the same room in the same two minutes.
A deposit. Direct bookings without a deposit turn into no-shows. A deposit turns an enquiry into a commitment.
Your own money, your own account. The guest pays you.
You do not have to choose
This is the part that gets people stuck, and it should not.
Keep the big sites. They bring you guests who have never heard of you, and that is worth paying for.
What changes is the guest who has already found you. The one who saw your page, or was told about you by a friend, or stayed last year. That person should be able to book you directly, and there is no reason to pay a commission on somebody who came looking for you by name.
Same rooms. Same calendar. Two doors in.
Tell people the direct option exists
Put it on your page. Put it in your reply when someone asks. Put it in the note in the room.
Guests who liked staying with you are usually happy to book direct next time. Most of them just never knew they could.
The honest summary
The commission is not the real obstacle. The double booking is.
Connect the calendars, take a deposit, keep the big sites for discovery, and stop paying a cut on the guests who already know your name.
Stays on DigitalFlyer handles availability, deposits and calendar sync, and the guest pays you directly, once you have connected your own Paystack or Bob Pay account, which takes a few minutes.