With a Yahoo email address, when you have used up all the 500 spaces for blocking spam, how do you block more?

Just wondering as I’m not near the 500 yet but will no doubt get there eventually as I expect spam emails with still be around and I’ll want to block those email addresses too.
Why don’t spammers’ email addresses get blocked when I flag them as spam?

I am using the classic version of Yahoo email but yet whenever I flag a spam email as spam, the spammers’ email address doesn’t even get added to the block list. I noticed that all it simply does is move the email to the spam folder. How can I correct this without manually adding the addresses each time?
How can you stop recieving spam email from porn sites?

I never got it but now I’m starting to get it since a few days ago..how do you stop it?
Can you block mail people send to you?

I dont mean email, but can you block someone who sends mail repeatly and wont stop? It didnt happen to me, but there is alot of ads on the internet that offer you free things, and what if you did give them your location so they send you the item. My dad says that once you give them the information, they will send you mail all the time.
How to stop spam kind of email that seems to have your address?

I get about 15-20 not so nice kind of email in my bulk every day. I always just delete them, and never open them. I really want them to go away, any suggestions? I am afraid to open them in case of a virus or something. The computer I use is also used for my husband’s business stuff, so I really don’t want to take any chances of messing things up. any real help would be greatly appreciated.
How do I filter/stop spam from entering my email if I am using my own email server (NOT hotmail, yahoo, gmail)

I want to keep the email that I’ve been using for 4 years, but I need to now block the spam that is coming in each day. I want to continue to recieve my friends and family emails. I have my own server and so I can’t benefit from yahoo, hotmail and gmail anti-spam tecnology. PLEASE HELP!
How do I block an email address that is not spam?

Can I send a message back to them, like “this address is no longer accepting emails from you”
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How do I block e-mails from a certian e-mail address?

I just would like to know how to block e-mails from a certain e-mail address? Not inclucing bulk mail.