While I tend not to use disposable email addresses, I am a huge fan of having unique ones for many services or web site accounts. Not only does it tell me which

While I tend not to use disposable email addresses, I am a huge fan of having unique ones for many services or web site accounts. Not only does it tell me which ones have had a data breach or sold my info, but it also helps differentiate the spam that purports to come from that site, but isn't addressed to the specific one I _did_ use there.