I used the search function on the forum and didn't get anything about help. I need help on step number 18, I keep trying to do it but it does not look like what the picture of step 19 looks like?
Brendan
Life is too short to be serious, laugh it up.
To provide you any help, there are two important informations missing.
First, who´s the author? Second, which diagrams do you use (book, homepage link,...)?
This step is quite easy but is drawn in a very confusing way. It actually just means to fold the back layer upwards, so it would be easiest to turn the model over, fold the layer upwards and then turn the model back.