from Purdue OWL
Levy, David M.
Wallace, David Foster
---. A Rhetoric of Motives. [...]
Heller, Steven, and Karen Pomeroy. Design Literacy: Understanding Graphic Design.
Work with no known author
Boring Postcards USA. [...]
Get help. If you’re not sure if you need that comma or whether to use “affect” or “effect,” look it up in a writing handbook, or ask your instructor for help.
Remember that editing isn’t just about errors. You want to polish your sentences at this point, making them smooth, interesting, and clear. Watch for very long sentences, since they may be less clear than shorter, more direct sentences. Pay attention to the rhythm of your writing; try to use sentences of varying lengths and patterns. Look for unnecessary phrases, repetition, and awkward spots.
More proofreading tips and practice can be found at St. Petersburg College Libraries page.