>>2087396something like this?
>>2088951in inkscape when you are in node editing mode, there is a button called "make selected nodes smooth". I assume you mean some of the hair and tail fur. I also noticed there is a small empty bit between her hears and the jacket overlaps her face.
Resources in the OP should answer many questions, and if you have anything else or more specific you need help with, feel free to ask, providing an example of the issue can greatly help too
Overall, well done, this is one of the better early attempts we've seen and I feel all you need is just practice to get much better and iron out these small nitpicks