Grammar issues in Event Manager project

[brendantang]

I've noticed a few grammar mistakes in the Event Manager project including comma splices, sentence fragments, and singular articles referring to plural nouns. Some of the comma splices are desirable within the colloquial style, and should be kept. For example:

By making a copy and then changing the copy, we’re sure everyone’s name is unique.

Others look wrong and should be changed to a dash or split into two sentences:

ERB defines several different escape sequence tags that we can use, the most common are:

I'm finding the lesson very helpful! I would love to improve it by making these minor style edits if that's alright! :)

[KevinMulhern]

Hi @brndntng, thanks for opening this issue. If you want to make those edits please feel free to do it 😄 we are grateful for the help.