Auto part website system

I need some suggestions for updating the Physical DFDs, and a short description about it.

1.3 Delete Customer Account Deletion Request Account Customer Delete Request Customer 1.2 Updated Customer Information Update Customer Account Updated Information Customer Account 1.1 Create Customer Account Customer Information Customer ID & Information 2.2 - 2.1 2.3 Searching for Autoparts View Shopping Cart Added Item Confirmed Items Processing Checkout Customer Login Customer Selected Autoparts - Auto Parts Information Autoparts Order Summary 3 Autoparts Inventory Search Inquiry Confirm Checkout- Payment Information Order Summary 2 Order Customer Order Summary 2.4 Maintain Inventory - 33 - Account Deletion Request Delete Supplier Account Supplier Account Delete Request Manager 3.2 Updated Supplier Information Update Supplier Account Updated Information 4 Supplier Account - 3.1 Supplier Information Create Supplier Account Supplier ID & Information -Exported Report 6.1 Request System Report Requested Report Manager Exported Report Requested Report Requested Report Requested Report Exported Report 3 Re-Order 1 Inventory 2 Order 1.3 Delete Customer Account Deletion Request Account Customer Delete Request Customer 1.2 Updated Customer Information Update Customer Account Updated Information Customer Account 1.1 Create Customer Account Customer Information Customer ID & Information 2.2 - 2.1 2.3 Searching for Autoparts View Shopping Cart Added Item Confirmed Items Processing Checkout Customer Login Customer Selected Autoparts - Auto Parts Information Autoparts Order Summary 3 Autoparts Inventory Search Inquiry Confirm Checkout- Payment Information Order Summary 2 Order Customer Order Summary 2.4 Maintain Inventory - 33 - Account Deletion Request Delete Supplier Account Supplier Account Delete Request Manager 3.2 Updated Supplier Information Update Supplier Account Updated Information 4 Supplier Account - 3.1 Supplier Information Create Supplier Account Supplier ID & Information -Exported Report 6.1 Request System Report Requested Report Manager Exported Report Requested Report Requested Report Requested Report Exported Report 3 Re-Order 1 Inventory 2 Order