Critique wanted if possible

[megamax124]

so how's this:

The door frame looks way better imo

[megamax124]

You need to look at references.  Most of the problems that people have pointed out (and some that they haven't pointed out) would have been resolved immediately if you just looked at some photos on the internet.

This really was my first time doing pixel art so i dived right into it, and what are you seeing that others haven't pointed out?

[Alex Sinigaglia]

I want to ask you one thing: where is the lightsource?
I also think the grey bricks could be shaded the same way as the red ones (dithering, cracks etc.).

I want to recommend you these tutorials by Tsugumo:
http://www.yarrninja.com/pixeltutorial/chapter3.htm
http://www.yarrninja.com/pixeltutorial/chapter4.htm