Recommended reading

Top 10 Sites for Free Online Education
1. Coursera
2. edX
3. Stanford Online
4. Udemy
5. iTunesU Free Courses
6. MIT OpenCourseWare
7. Khan Academy
8. Codecademy
9. Open Culture Online Courses
10. MOOC

Top 10 Sites for your career
1. LinkedIN
2. Indeed
3. Careerealism
4. Job-Hunt
5. JobBait
6. Careercloud
7. GM4JH
8. Personalbrandingblog
9. Jibberjobber
10. Neighbors-helping-neighbors

Top 10 Sites to learn Excel for free
1. Microsoft Excel Help Center
2. Excel Exposure
3. Chandoo
4. Excel Central
5. Contextures
6. Excel Hero
7. Mr. Excel
8. Improve Your Excel
9. Excel Easy
10. Excel Jet

Top 10 Sites to review your resume for free
1. Zety Resume Builder
2. Resumonk
3. Resume dot com
4. VisualCV
5. Cvmaker
6. ResumUP
7. Resume Genius
8. Resumebuilder
9. Resume Baking
10. Enhancv

Top 10 Sites for Interview Preparation
1. Ambitionbox
2. AceTheInterview
3. Geeksforgeeks
4. Leetcode
5. Gainlo
6. Careercup
7. Codercareer
8. InterviewUp
9. InterviewBest
10. Indiabix