How can I avoid mails going to spam?

Outlook 2013

1. On the Home tab, in the Delete group, click Junk, and then click Junk E-mail Options.
2. On the Safe Senders tab, select the automatically add people I e-mail to the Safe Senders List checkbox.

Outlook 2010

1. On the Home tab, in the Delete group, click Junk, and then click Junk E-mail Options.
2. On the Safe Senders tab, select the automatically add people I e-mail to the Safe Senders List checkbox.

Outlook 2007

1. Go to "Actions" on your e-mail menu bar. Select "Junk E-mail" from your pull-down menu. Select "Add Sender to Safe Senders List."
2. Right-click in the message and select "Add the Sender to Safe Senders List".
3. Go to Tools on the menu bar. Select "Options" in the pull-down menu. Under "Preferences", select "Junk E-mail". Then click on the "Safe Sender" tab. Click the "Add" button. Type the email address of the sender in the text box.

Outlook 2003

1. Go to "Actions" on your e-mail menu bar. Select "Junk E-mail" from your pull-down menu. Select "Add Sender to Safe Senders List."
2. Right-click in the message and select "Add the Sender to Safe Senders List".
3. Go to Tools on the menu bar. Select "Options" in the pull-down menu. Under "Preferences", select "Junk E-mail". Then click on the "Safe Sender" tab. Click the "Add" button. Type the email address of the sender in the text box.

MSN Hotmail

1. Go to the "Options" page.
2. On the left side of the page, click "Mail," and then click "Junk E-Mail Protection."
3. Click "Add Senders to Safe List."
4. Type out the email address of the sender and then click "Add."

Gmail

1. Open the e-mail.
2. Click "More Options" in the e-mail header.
3. Click "Add Sender to Contact List".

Yahoo! Mail

Use the "Not Spam" button to report messages you want in your Inbox that were delivered to your Bulk folder.

AOL

1. Add the e-newsletter mail address to your address book.
2. Reply to the newsletter. If you reply to your email, AOL will automatically put the e-newsletter address in your address book.

Apple Mail

1. Add the email address to your address book.
2. In Training mode, emails will arrive in the INBOX highlighted in brown. In Automatic mode, junk emails will arrive in the Junk box. To add an email that arrived in the JUNK folder, highlight the email message.
3. Choose Message > Mark > As Not Junk Mail