AMPL0001
User subscreen for additional AMPL data (Manufacturer part number)
LMELA002
Adoption of batch number from shipping notification at time of posting of a goods receipt
LMELA010
Incoming shipping notification: adoption of item data from IDoc
LMEQR001
User exit for source determination
M06B0001
Role determination for release of requisitions
M06B0001
Changes to communication structure for release of requisitions
M06B0003
Number range and document number
M06B0004
Number range and document number
M06B0005
Changes to communication structure for overall release of purchase requisitions
M06E0004
Changes to communication structure for release of purchasing document
M06E0005
Role determination for release of purchasing documents
ME590001
Grouping of requisitions for PO split in transaction ME59
MEETA001
Determination of schedule line type (backlog, immediate requirement, forecast)
MEFLD004
Determination of earliest delivery date for checking at time of goods receipt (PO only)
MELAB001
Generation of forecast delivery schedule: realization via creation profile
MEQUERY1
Enhancement for document overview ME21N / ME51N
MEVME001
Calculation of default GR quantity and over/underdelivery tolerances
MM06E001
User exits for inbound EDI messages and outbound purchasing documents
MM06E003
Number range and document number
MM06E004
Control of import data screens in purchase orders
MM06E005
Customer fields in purchasing documents
MEREQ001
Customer's own data in purhcase requisitions
MM06E007
Change document for requisitions when converting into POs
MM06E008
Monitoring of contract target value in case of release orders
MM06E009
Relevant texts for "Texts exist" indicator
MM06E010
Field selection for vendor address
MM06E011
Activation of requisition block
MM06L001
Exits for determination of ratings in vendor evaluation
MMAL0001
ALE source list distribution: outbound processing
MMAL0002
ALE source list distribution: inbound processing
MMAL0003
ALE purchasing info record distribution: outbound processing
MMAL0004
ALE purchasing info record distribution: inbound processing
MMDA0001
Default values for delivery addresses
MMFAB001
User exit for generation of releases
MRFLB001
Control items during release creation
LWBON001
Enhancement of LIS update through extension of the communication structure MCKONA (business volumes and rebate income)
LWBON003
Change settlement data for end-of-period rebate settlement before creation of settlement documents
LWSUS001
Customer-specific source determination in Retail

1. Either create a new project or use an existing one and then enter the enhancement 

    using CMOD .
2. Activate the project
Your enhancement will only become effective after activation.
Further notes

In contrast to modifications, enhancements are basically release-insensitive since they are not implemented in the SAP original but in a name range that is reserved for the customer.