Can Indy's SMTP Authentication method cause an email to go to the junk box in hotmail?
...
 IdSMTP1.AuthenticationType := atLogin;
 IdSMTP1.Username := pUser;
 IdSMTP1.Password := pPassword;
 ...

...
 IdSMTP1.AuthType := satDefault;
 IdSMTP1.Username := pUser;
 IdSMTP1.Password := pPassword;
 ...