I noticed an error on their website and tried to find contact information to no avail 🤔 After googling and redditing (if that's a word) I realised others have noticed errors as well. Which is hilarious. I mean, I never went there for lessons so I guess it's sad for beginners but still.
Here's the error I found:
Example 2's translation is some other sentence (not the one in the example)
by eru777