
Only sign up on websites that are trustworthy. What you need to do is protect your email address from being publicly available. Many shady websites sell your email to these spammers, and spammers can also use software to analyze random pages (especially forums) and look for potential emails. Spammers use multiple techniques to get access to emails and send spam emails. If you sign up to online websites and services often and/or give your email address on online public pages, then you are bound to receive spam emails. The best way to avoiding spam is to stop it from reaching your email address in the first place.
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Afterward, click on the “Not spam” button at the top. To unmark an email as spam, go to the spam folder and select the email by clicking on the select box next to it.
