raboof wrote:Any suggestions?
Don't allow newly registered members to post immediately, set it so they have to be manually approved by Admin first.
Yes... I realise this will lead to overhead and extra work.
It's usually not difficult to spot spammers.
They often have accounts set to Asian & Oriental timezones,
Another giveaway is if they have some kind of website advertised in their personal profile.
Another giveaway are somewhat bizarre sounding usernames which are probably generated through some kind of script... (one can often detect a kind of username pattern).