I signed up with "Grammarly" a free programme that checks spelling and grammar in your browser. They sent me a weekly e mail which said this. I found it interesting. It is handy having mistakes on such as LJ corrected!
February 29 — March 06
Your Weekly Writing Update
“You never have to change anything you got up in the middle of the night to write.”
8321 words checked
You were more active
than 95% of Grammarly users.
177 mistakes made
You were more accurate (mistakes/words) than 71% of Grammarly users.
1003 unique words
Your vocabulary was more dynamic (unique/total words) than 93% of Grammarly users.
YOUR SPELLING ADVERSARIES
TOP GRAMMAR MISTAKES
1. Missing comma in compound sentence
2. Unnecessary comma in complex sentence
3. Incorrect spacing with punctuation