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title: Knowledge base (Legacy)
description: Knowledge base (Legacy)
---

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### [Video Library Access Nextail's full catalogue of videos explaining our guiding principles, the concepts behind our algorithms and how to configure our solutions.](https://help.nextail.co/en/legacy/video-library?hsLang=en)

[See more](https://help.nextail.co/en/legacy/video-library?hsLang=en)

### [First Allocation Maximize the sales when allocating for the first time each product in the stores based on how similar products were sold historically.](https://help.nextail.co/en/legacy/first-allocation?hsLang=en)

[See more](https://help.nextail.co/en/legacy/first-allocation?hsLang=en)

### [Replenishment Maximize sales by placing each product in the stores with the highest probability of sale.](https://help.nextail.co/en/legacy/replenishment?hsLang=en)

[See more](https://help.nextail.co/en/legacy/replenishment?hsLang=en)

### [Store Transfers Helps you to maximize full price sales at the end of the product’s lifecycle or at any other point throughout the season.](https://help.nextail.co/en/legacy/store-transfers?hsLang=en)

[See more](https://help.nextail.co/en/legacy/store-transfers?hsLang=en)

### [Buy This module optimizes the buy quantities to match the future season sales without waste or reducing the end of season quantities.](https://help.nextail.co/en/legacy/buy?hsLang=en)

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### [Reorder Optimizes and determines the correct number of units to cover future demand prediction of a selected planning horizon based on the past sales of that](https://help.nextail.co/en/legacy/reorder?hsLang=en)

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### [Mobile App A two-way communication channel that enables bottom-up decision making.](https://help.nextail.co/en/legacy/mobile-app?hsLang=en)

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### [Business Intelligence This module offers relevant visual information for corporate decision-making through very useful reports](https://help.nextail.co/en/legacy/business-intelligence?hsLang=en)

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### [Nextail Optimization Logic](https://help.nextail.co/en/legacy/nextail-optimization-logic?hsLang=en)

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### [Account Troubleshooting](https://help.nextail.co/en/legacy/account-troubleshooting?hsLang=en)

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