Hello Ida,
about reducing spam, in the documentation there are some hints you may probably find useful: http://docs.moodle.org/26/en/Reducing_spam_in_Moodle#Allowing_self-registration
Hello Ida,
about reducing spam, in the documentation there are some hints you may probably find useful: http://docs.moodle.org/26/en/Reducing_spam_in_Moodle#Allowing_self-registration