Avoid using spaces or special characters for subsite names and file names.
Spaces will be replaced by %20 and display an unfriendly URL:
http://www.sac.edu/Training/WebUser/Documents/Brief%20Course%20Lab%20Guide.pdf
Replace spaces with underscores (_) , dashes (-) or use no-space compound word with camel case
Web pages:
http://www.sccollege.edu/Departments/Testing/Pages/CoursePrerequisiteClearance.aspx
http://www.sccollege.edu/Departments/Testing/Pages/Course-Prerequisite-Clearance.aspx
http://www.sccollege.edu/Departments/Testing/Pages/Course_Prerequisite_Clearance.aspx
Documents:
http://www.sac.edu/Training/WebUser/Documents/BriefCourseLabGuide.docx
http://www.sac.edu/Training/WebUser/Documents/Brief-Course-Lab-Guide.docx
http://www.sac.edu/Training/WebUser/Documents/Brief_Course_Lab_Guide.docx
Naming convention for website: no-space and camel case
Website:
http://www.sccollege.edu/Departments/AcademicSenate/