Ciągłe problemy z jakością

[Inspiring_daydream5FD0]

Dodaję pracę jednak bardzo dużo mam nieprzyjętych z opisem "Problemy z jakością". Nie wiem co robię źle bo z tego nic nie wynika. Proszę o pomoc i wytłumaczenie co mam zmienić. Załączę kilka prac do oceny. 

[daniellei4510]

Shadows could be opened up a bit.

[Jill_C]

DSCF4038.jpg - slightly underexposed. It could be improved by setting a white point and lifting the shadows.

DSCF4176.jpg - underexposed, particularly along the tree line

DSCF4267.jpg - the white balance seems to be off - perhaps too much magenta

[Abambo]

Posting many pictures here will be deceptive to you, as you won't get an in-depth assessment of the pictures. It is better to limit the post to 3 pictures and learn from the good advice for them for further submissions.

4038:

Exposure is not correct, whites are missing:

Check the histogram for correcting the exposure. This would be my suggestion: