0 past simple and past participle of spam
Their customers may complain about being spammed, or the content of the messages may be politically sensitive.
Even if not directly spammed, a postmaster address may be sent bounced spam from other servers that mistakenly trust fake return-paths commonly used in spam.
Search engines got spammed beyond being of any use, and many faced an exodus of users as a result.
If an actual comment is given it is often just cool page, nice website, or keywords of the spammed link.
Davidson provided spammed messages for approximately 19 companies.