Certificates
If PSE issues a certificate for a block of 4 then the block is separated into singles, does the certificate still apply to the singles? Doesn't seem right to me.
https://www.hipstamp.com/listing/us-35-mint-single-with-pf-certcopy/48700473
https://www.hipstamp.com/listing/us-35-mint-single-with-pf-certcopy/48700473
Comments
Is there an expiration date ?