Answers:
Using a photo as an avitor
1. Set up a Yahoo 360 page at http://360.yahoo.com
2. Click on "my page"
3. Click on "edit personal photos"
4. Upload the photo and set as primary
5. Go to EduQnA.com
6. Click on "my q&a"
7. Click on "edit my info"
8. Click on "use my Yahoo 360 picture"
Using a Yahoo Mail avitar
1. Go to http://avatars.yahoo.com and create an avitar
2. Go to EduQnA.com
3. Click on "my q&a"
4. Click on "edit my info"
5. Click on "use my Yahoo Avitar"