You do have the option of only using Royal Mail. I assume you have already selected that if you can't use Evri.
The item will be covered for non-delivery or damage in transit for up to £750.
If it sells for more, it won't be eligible for Simple Delivery.
"There are two ways to be fooled. One is to believe what isn't true; the other is to refuse to believe what is true.”
Søren Kierkegaard, Danish philosopher (1813 - 1855)