Yes it's common that a lot of "little details" are left out. Yes it does make things harder. No it's not a big enough problem that you need to be disheartened.

Yes it's common that a lot of "little details" are left out. Yes it does make things harder. No it's not a big enough problem that you need to be disheartened. You could even see it as an opportunity to raise the bar and stand out positively.