It is a good idea to save your resume in several formats just in case, so you do not waste time reformatting it for various companies.
Also, don't leave it as generic as "To obtain a position in your organization". Based on what may follow, it may seem that you don't care WHAT job you get, just that SOMEONE hires you.
It is always helpful to searh help online for more tips at sites like these:
Please, also feel free to comment with any field specific tips, ie for lawyers, phlembotomists, research jobs, non-profit, etc. Every tip helps!