I have done projects in the following
1) Courier Service
2) Beauty Salon Retail
3) Simple CRM on Telco Customer
4) School Bookshop with Shopping Cart
5) Trading Software (Quotation, Invoices, Purchases)
6) Printing Management Software
7) Fabrics Management Software with Stocks Control
8) Optical Shop CRM Management (Retail)
9) Maid Agency Employment Agency Management Software