ERP modules for 3 different departments of an organization -
financial module -
ledger making
cash flow analysis
budget making and forecasting
cost accounting

sales and marketing -
order management
return order management
pricing issues
discount issues

purchasing -
order and reorder
invoicing
payables and
taxation issues

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by - Indian Crafts - a wood cabinets supplier

other reference links - 

Dreamteam Technologies - a university ERP development company