GUIDES
Guides to software, web and automation
Long answers to questions that come up again and again before buying technology. Each guide is dated, cites the regulation where there is one, and gives no prices or deadlines without knowing the case.
Last updated: 13 October 2026
Web agency or digital product studio
What sets a web agency apart from a digital product studio, when each one fits, and how to read a proposal before you sign it.
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- Web agency or digital product studio
Taking over software built by another company
What to check for another team to take over software built by another company: code, accounts, infrastructure, dependencies and tests.
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- Taking over software built by another company
When the spreadsheet stops being enough
A four-step ladder to decide when to move from Excel or a spreadsheet to a tool, an automation or custom software.
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- When the spreadsheet stops being enough
How much custom software costs and what drives it
What the price of custom software depends on, how to estimate it rigorously and how to compare two proposals without being sold an invented number.
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- How much custom software costs and what drives it
Software and website maintenance: what to include
What maintenance of software or a website should include, which conditions are worth putting in writing and what the cost of maintenance depends on.
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- Software and website maintenance: what to include
What to automate first in a small business
Five tasks a small business usually starts automating with, how to decide the order and when you do not need to program anything or use artificial intelligence.
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- What to automate first in a small business
Verifactu and IGIC for Canary Islands businesses
What Verifactu is, whether it applies in the Canary Islands, how it affects IGIC and when it is mandatory, with the rules cited and questions for your supplier.
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- Verifactu and IGIC for Canary Islands businesses
Automate invoices from Excel: four routes
How to stop typing the same invoice twice: four routes from Excel, when each one fits and what to check first for Verifactu and the IGIC.
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- Automate invoices from Excel: four routes
Custom software examples for small businesses
What custom software usually looks like in a small business, examples by type of business and when a ready-made tool is enough.
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- Custom software examples for small businesses
WhatsApp chatbot: what the law requires
What a WhatsApp chatbot must comply with in a business: data protection, consent, WhatsApp's terms and telling people an AI is replying.
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- WhatsApp chatbot: what the law requires