The proportions seem to be off on a lot of things and the shape of the stock is not defined yet. Before you even start adding edgeloops you should define the shapes in your blockout. Other than that I would say that subDs are kind of outdated, I would suggest looking at a fusion or zbrush workflow tutorial…
Hey I know, everything can't be learned in a day. This stuff takes time. Have you looked at tutorials for the various programs you are using, like substance painter? There is a lot of learning material available on the internet, much of which is free (youtube, artstation, etc.). With SP, there is nothing wrong with using…
*Trying to not sound sarcastic here* You can post it and send it anywhere but the quality is not there. Maybe, if its an indie studio that does low poly minimalist art then you might have a chance. But its just one asset. Its better to have a portfolio with a few assets. You seem to be aware of the low quality of the…