Use a Metrc-compliant POS for Maryland to cope with product returns properly, avert METRC info synchronized

https://xeon-wiki.win/index.php/Compliant_Cannabis_POS_in_Maryland:_Staying_Ready_for_Inspections

Use a Metrc-compliant POS for Maryland to deal with product returns wisely, maintain METRC data synchronized, and furnish desirable reporting for Maryland regulatory stories.