im trying to create a blacklist function on visual basic and its connected to access, so when I register a customer and if they details are in the blacklist, there will be an error message? iv got the table for customer and 1 for blacklist. I need help thanks.
Customer table
CustomerID First Name Surname email address postcode
Blacklist Table
BlacklistID CustomerID StaffID First Name Surname Address Post Code Notes
Customer table
CustomerID First Name Surname email address postcode
Blacklist Table
BlacklistID CustomerID StaffID First Name Surname Address Post Code Notes