To ensure email deliverability, add the following email address to your safe sender's list: vcgsupport@vcgcorporate.com, vcgnotifications@vcgcorporate.com, notifications@signsearchpromail.com, notices@signsearchpromail.com.
Mail administrators should also whitelist the domains vcgcorporate.com and signsearchpromail.com, or at the very least add the above email addresses to your whitelist settings.