How I can send message to specific WhatsApp contact?

I am receiving e-mails but cannot sent a message back or send a message to a contact. Please keep in mind I'm?

• When I receive an e-mail it will not let me send a return e-mail. It will also not let me send a message to a contact !

• Answer:

  Hi there, I recommend trying these troubleshooting steps which usually resolves these types of issues: Fix browser and feature problems on Yahoo http://help.yahoo.com/kb/index?page=content&id=SLN2891&locale=en_US&y=PROD_MAIL_ML I also recommend taking a look at this article that has some things to try if you're not able to send emails: Can't send, forward, or reply to emails http://help.yahoo.com/kb/index?page=content&id=SLN3569&locale=en_US&y=PROD_MAIL_ML If this doesn't help, please contact us using the link below and include as much information as possible like specific error messages or behavior. https://io.help.yahoo.com/contact/index?page=home&locale=en_US Hope this helps. Cheers!