# Deprecated ## Get Customer By Email - [GET /Customer/Email](https://developer.dealpos.com/openapi/openapi/deprecated/getcustomerbyemail.md): >Also available as HTTP POST with the same endpoint Get a customer based on customer email Required Group Role: "Contacts" - "VIEW" ## Get Variant ID By List Code - [GET /Variant/GetIDByListCode](https://developer.dealpos.com/openapi/openapi/deprecated/getvariantidbylistcode.md): Given a list of ProductSKU, the system will then return Internal ProductID+VariantID ## Get Variant ID By List Code Discontinued - [GET /Variant/GetIDByListCodeDiscontinued](https://developer.dealpos.com/openapi/openapi/deprecated/getvariantidbylistcodediscontinued.md): Given a list of ProductSKU, the system will then return Internal ProductID+VariantID filter by Discontinued State ## Get Customer By Code - [GET /Customer/Code](https://developer.dealpos.com/openapi/openapi/deprecated/getcustomerbycode.md): >Also available as HTTP POST with the same endpoint Get customer based on customer code Required Group Role: "Contacts" - "VIEW" ## Get Customer By MobilePhone - [GET /Customer/MobilePhone](https://developer.dealpos.com/openapi/openapi/deprecated/getcustomerbymobilephone.md): >Also available as HTTP POST with the same endpoint Get a customer based on customer mobile phone number Required Group Role: "Contacts" - "VIEW" ## Update Sales Order Reference Number - [PUT /SalesOrder/ReferenceNumber](https://developer.dealpos.com/openapi/openapi/deprecated/updatereferencenumbersalesorder.md): Update the Reference Number of an existing Sales Order. You must have "Edit" role in "Sell" Module OR "EDIT" role in "Global" Module ## Get Barcode by Bill Number - [GET /Barcode/ByBillNumber](https://developer.dealpos.com/openapi/openapi/deprecated/getbarcodebybillnumber.md): Get List Variant by Bill Number ## Get Barcode By Outlet Delivery Number - [GET /Barcode/ByOutletDeliveryNumber](https://developer.dealpos.com/openapi/openapi/deprecated/getbarcodebyoutletdeliverynumber.md): Get List Variant By Outlet Delivery Number ## Get Customer PIN - [GET /Customer/PIN](https://developer.dealpos.com/openapi/openapi/deprecated/get-customer-pin.md): Get Customer PIN for redemption point