Want To Block Unwanted Emails

Want To Block Unwanted Emailsguys,Are you getting so many unwanted emails,any website promotional mails,softwares emails,mlm promotional,newsletters or phishing emails?
If your answer is yes,Then i have a solution for you.
With this trick you may block whole domain,individual email address from which you don't want the emails to come from.
So lets go for it.
Give me some attention now,fellow the steps i have given below.
If you are yahoo users then follow thse steps:
First of all login to your account.
Now in your email account At the top-right corner, click on Options.
When you click on option,A drop down menu will appear,click on More options.
After this action In the left panel select the option Filters and click on create or edit filters.make a click on add  and give the any name to your filer and in the From header field enter the email address that you want to block.
Or for blocking the domain enter the full domain name.
Now Select option Move the message to trash and Save Changes.
This is the trick to block unwanted emails in yahoo.
Next time i will tell you about gmail or hotmail.