A.  Keep your resume up-to-date chronologically.
B.  Be clear about your goals.
C.  Be specific about technologies,applications,modules and platforms.
D.  Highlight projects completed,software shipped, critical milestones met.
E.  State past responsibilities and accomplishments,not just job titles.
F.  Have multiple people proof read your resume.
G.  Keep learning new technologies.
H.  Track where, and to whom,your resume has been submitted.
I.    Avoid multiple resumes submissions to the same company.