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In plain words: what is this page about?

Here you find our articles about online shops, websites and web tech. We explain new rules, tools and good ways of working. You can filter the articles by topic. At the top of an article you find a short version in plain words. Ask us if something is still not clear.

20 min read

Size advice in fashion shops: size charts by brand and cut

How fashion shops build size charts by brand and cut, condense return reasons into a fit scale and pass sizes cleanly to the product feed – with sourced figures and without promises about effects.

19 min read

Shipping costs in the shop: models, thresholds, calculation

The basket is full, then the shipping line appears – and the order is abandoned. How to derive model and threshold from shipment costs, basket distribution and contribution margin.

16 min read

Out of Stock: What Happens to Unavailable Products

31 percent buy from the next supplier when an item is missing. Which states a shop has to tell apart, which markup belongs to each, and when 410 fits better than 404.

15 min read

Transactional Emails: Order Confirmations as a Revenue Channel

The order confirmation is the most-read email a shop sends, and it is rarely revised. This guide covers the legal framework under German civil and competition law, a structure of five zones, building mail templates in Shopware and aligning SPF, DKIM and DMARC – including the metrics you can measure without collecting additional recipient data.

12 min read

Delivery Date on the Product Page: A 2026 Conversion Lever

A visible delivery date is an underrated conversion lever. Here is how to link front-end UX with inventory and shipping logic into a reliable date.

14 min read

AI Product Advisor: Guided Selling That Converts 2026

36% of shops hamper their users in lists and filters (Baymard). A dialogue-based AI product advisor leads customers to the right product in a few questions – built as a custom solution for assortments that need explaining.

16 min read

B2B Requests for Quote: RFQ Workflow in Your Shop

B2B buyers increasingly prefer a rep-free buying process, yet the quoting stage is where it slows down. How an end-to-end RFQ workflow from quote cart to one-click order takes days out of the quoting process.

15 min read

Strikethrough Prices: Discount Law for Online Shops

The CJEU requires every advertised price advantage to be calculated against the lowest price of the last 30 days. Here is how to couple price history, lowest price and discount badges properly.

20 min read

Shop Search Relevance: Hits, Not Result Floods

Internal search is the highest purchase-intent path in the shop and usually the worst maintained. A working guide to relevance configuration of OpenSearch-based shop search: minimum_should_match, compound words, synonyms, product codes, autocomplete and variant search.