When a race imports runners, those runners are not “real” RunSignUp users with a password and the ability to edit their information. We have facilities in RunSignUp that allow runners to “Claim” their account. We also have facilities to “Merge” two people – for example if a runner has a RunSignUp account but they were imported in a race for some reason.
We have also created a mechanism if a runner was imported and they have a valid login already on RunSignUp with the same email address. On the right is the message they see when they try to login, and below is the merge account utility screen they will see: