All in all
Lexical variety
Summing up
Besides
In conclusion
Even though
My personal view is that
On the one hand/on the other hand
Despite/In spite of
Moreover
Many people think/believe/feel that...
Accuracy: Have I made any grammar mistakes?
Layout: Does the piece look like an essay?
It is generally believed/agreed that...
However
All things considered
Although
contractions
In addition
as well as
In my opinion
What is more
vague language
informal language
To sum up
Content: Have I included all the info in the notes?
It cannot be denied that...
repetition of words and structures
I firmly believe
I personally believe