There are a lot of ways to find your inspiration again: watch a good movie, read your favorite book, listen to some music, get a rest!
Eventually, those first words will come to you, and that's when you'll have to write them down in order not to forget.
By writing that up, you'll put all your notes in one place and structure the whole thing in a way that'd make it easier for you to do it!
Here how a standard classification essay outline looks.
You don't want your essay to seem generic as if you copied everything from the book.
The more you know about your subject, the easier it will be for your thoughts flow when you get to writing.
A college is a place where you learn a ton of new things, including the knowledge you won't have to apply in any area of your life at any given point whatsoever.
But, as these things go, you have to write a lot of papers and conduct an unmeasurable amount of research.
So if you are really serious about classification essay writing, don't waste any time and get to it right away!
Now that all the research is done, and you have all your notes in front of you, it's time to start typing.