Sango-Ota, Ogun State
Sui Generis Technologies
PRD/KLK · Retail management and inventory intelligence

Shevy Kalku

A retail platform covering point of sale, store and shelf stock, supplier deliveries, batch costing, expiry control, damage write-offs and true profit and loss.

SellingStock controlCosting and profitLoss prevention
PRD/KLK Overview

Retail losses rarely announce themselves. Stock moves to the shelf without a record, a delivery is accepted without checking the invoice, expired goods sit in the count, and profit is calculated against whatever price was last typed in. Shevy Kalku closes each of those gaps with a control rather than a report after the fact.

Built for supermarkets, chain stores, pharmacies, distributors and any retailer holding stock in both a store room and on a sales floor.

Why batch costing matters

Most small retail systems hold one cost price per product. When the supplier raises the price, that single figure is overwritten — and the profit on everything sold last month silently changes with it.

Shevy Kalku records each delivery as its own layer at the price actually paid. Sales consume layers in order and freeze the cost onto the transaction. Last month's profit stays last month's profit, and stock valuation reflects what the goods on hand really cost.

Controls that survive staff turnover

Every movement that reduces stock — a sale, a damage write-off, a disposal — is either recorded at the point of sale or passes through a verification chain requiring two other roles. No single member of staff can move goods out of the system unobserved, and every approval carries a name and a timestamp.

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PRD/CAP Capabilities

What it does.

Selling

Point of sale with barcode scanning Payment method captured on every sale — cash, POS or transfer Configurable receipt printing from 58mm rolls to A4 Shift control: a salesperson off duty cannot sell Per-salesperson daily takings and period breakdowns Discounts and promotional pricing

Stock control

Separate store and shelf stock with a requisition step between them Supplier deliveries requiring an uploaded invoice and administrator approval Batch numbering by product and supply date, with supplier lot references Universal units of measure, including local measures such as derica, mudu and paint Pack buying with automatic conversion to selling units Per-item low-stock thresholds with automatic alerts

Costing and profit

Cost layers: each delivery carries the price actually paid FIFO or weighted average, selected by the administrator Unit cost frozen onto every sale, so past profit never changes Stock valuation by item, batch and location Profit and loss including damage and disposal as separate lines Everything sold in a period, exportable

Loss prevention

Damage reported with mandatory photographic evidence Three-stage verification before any write-off leaves the books Expiry monitoring with a configurable warning window Disposal chain for expired batches, costed at that batch's own price Complete audit log of every movement and approval Role separation across administrator, manager, supervisor and salesperson
PRD/BEN Benefits

What it changes.

01

Shrinkage becomes visible

Store, shelf and sale are reconciled continuously, so a discrepancy surfaces the same week rather than at annual stocktake.

02

Expired goods stop being counted as value

Expiry sits on the batch, alerts run ahead of the date, and disposal is written off at the correct cost.

03

Deliveries are checked before they enter stock

No invoice, no approval, no stock. Quantity disputes get settled at the point of receipt.

04

Profit figures you can rely on

Frozen unit costs and separate loss lines produce a profit and loss statement that reflects what actually happened.

Specification
Deployment Runs on a local server or single workstation; installable as a web app
Access Browser-based across the shop floor network
Hardware Works with standard barcode scanners and thermal receipt printers
Roles Administrator, manager, supervisor and salesperson
Alerts Low stock and expiry notifications in-app and by email
Documentation Illustrated user documentation with process diagrams
PRD/FAQ Questions

Common questions.

No. Shevy Kalku runs on your own machine or local server, so selling continues through an internet outage. Email alerts queue until the connection returns.

Yes. Items import from a spreadsheet including barcodes, categories, units, thresholds, opening stock, cost and selling price. Re-importing updates existing items rather than duplicating them.

Each item can have a stock unit and a pack unit with a pack size. Receiving in bundles and selling in yards, or buying by the bag and selling by the mudu, is handled with automatic cost conversion.

No. Store and shelf values and total sales are restricted to manager and administrator roles. A salesperson sees only their own sales.

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