Content is the king - In the blogging world so diverse and big, you need to establish yourself with a distinction. the only road to it is good, original and valuable content. Be creative, different and surprise your readers once in a while.
Blog for the fun of it and show character. It is immaterial how many write about a particular subject, it is how you write the matters.
After completing your post, read it with a fresh eye from the perspective of a reader to check if you enjoy it or if it needs changes.
It was lovely knowing your takeaways from 2017. Now, let us hear your wishes for 2018. Aren't we all looking at the new year with love and hope? It is better to write down and then refer to it regularly if you really care about them.