How to save a life with a comma - "Let's eat Grandma" or "Let's eat, Grandma"

When you are writing, your word processor highlights and often auto-corrects many of your mistakes. As a second line of defense/defence, (US/UK English is worth a whole new blog,) many authors use a grammar checking service such as grammarly.com, ginger or hemingwayapp.com. You can also purchase programs such as Whitesmoke to run a check on your work. The question is how good are these? Here's a sample of text you can copy and paste into the grammar checking program to find out. 

This is a text document designed to test the capabilities of grammar checking programs of which there are a multitude of different versions available as both plugins for MS Word and as web applications to be used by pasting the text into a web page so that you can check the grammar of your documents and find examples for things like passive phrase use and run-on-sentences.
Their ahh off cause many words witch can bee ewes wrongly. Does the grammar checker draw attention to this? What about typos? Doed hte gramar cheker cop welll width then? Word spelling and grammar checker auto-corrects every word in the last sentance and fixes the ‘a’ in ‘sentance.’
Do yous no that you can use ewes  but 'yous'  isnt a propar wurd. I

What about how it will coped with sentences was the wrong tense? Does the grammar checker spotted these?
Does your grammar grammar checker spot repeated words or phrases spot repeated words or phrases?
What about punctuation. That was a question. If; for example, a semicolon is used instread of a comma. does it draw attention, to non-capitalization and comma,s in the wrong place? Should it detect the Oxford comma and the none use of it? What about it’s ability to correct ‘its’ and “should punctuation fit inside or outside parenthesis”?
Underground would you find a led mime?
On a beech would you find a see shell?
It was the best of times, it was the worst of times, it was the age of wisdom, it was the age of foolishness, it was the epoch of belief, it was the epoch of incredulity. Does it detect plagiarism?

Of course I've only touched the surface with this text. I invite you to add your own grammar and spelling mistakes in the comments below. Those 'liked' the most will be added to the text above.

If this post has helped or entertained, will you help us? Download a FREE copy of our book 'Immortality Gene' from http://smarturl.it/avi Even if you never read it (but we hope you will) - it will help our rankings.