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Fotios Machairas
Business Application Expert


How to Build an Approval Flow in Power Automate with Dataverse
Approval processes are one of the most common automation needs in any organization. Whether it's approving a purchase request, a time-off request, or in our case, a new machine procurement request, manually chasing people down for a "yes" or "no" wastes time and creates bottlenecks. In this walkthrough, we'll build an automated approval flow in Power Automate that's triggered directly from a Dataverse table. Every time a new machine request record is created, the flow automat
Fotios Machairas
Aug 183 min read


AI Business Professional (AB-730): Turning AI Potential into Business Value
The conversation around Artificial Intelligence has shifted dramatically over the last few years. Organizations are no longer asking if they should adopt AI. They are asking how they can use it effectively, responsibly, and strategically to create measurable business value. As Generative AI becomes an integral part of the modern workplace, professionals across every department have an opportunity to enhance productivity, improve decision-making, accelerate innovation, and tra
Fotios Machairas
Jul 202 min read


Coffee Machine Power App: A Real-World Example of What Microsoft Power Apps Can Do
Imagine a company looking to purchase new coffee machines for its offices. In a traditional process, employees exchange emails, search through catalogs, compare specifications manually, and wait for approval updates from multiple stakeholders. Tracking the status of a request can quickly become time-consuming and inefficient. This Coffee Machine Power App demonstrates how Microsoft Power Platform can transform that experience into a modern, connected, and automated solution.
Fotios Machairas
Jul 192 min read


How to Import Microsoft Lists Data into Dataverse Using Dataflows
As organizations adopt the Microsoft Power Platform, many begin with Microsoft Lists to manage operational data. However, as solutions become more sophisticated, storing information in Dataverse offers significant advantages, including improved security, scalability, relationships, and integration capabilities. One of the easiest ways to move data from Microsoft Lists into Dataverse is through Dataflows. Dataflows provide a low-code method for extracting, transforming, and lo
Fotios Machairas
Jul 142 min read


Getting Started with Microsoft Lists: Organize and Track Your Data Efficiently
Managing information effectively is essential for any business, team, or individual project. While spreadsheets have traditionally been the go-to solution for organizing data, Microsoft Lists offers a more modern and collaborative approach within the Microsoft 365 ecosystem. Microsoft Lists is a powerful application designed to help users track information, manage tasks, and organize business processes through customizable lists. Whether you're tracking projects, managing inv
Fotios Machairas
Jun 302 min read


Exporting Reports from a Power BI App to PDF. From BI capabilities to the business gap!
Executives don’t always have time to open dashboards and explore data. They need insights in a format that is immediate, familiar, and easy to share even with externals or print. That’s why Power BI allows you to export reports directly into the formats people already use every day, PDF, PowerPoint, and Excel. Why This Matters Different audiences consume information differently: PDF is ideal for static sharing with stakeholders. PowerPoint fits naturally into business present
Fotios Machairas
Jun 142 min read


How to Create and Customize a View in Dataverse
In Microsoft Dataverse, views define how users see and interact with data. A view is essentially a filtered and structured representation of a table, allowing users to focus only on the most relevant information. In this tutorial, you will learn how to create a view, customize columns, reorganize data, and publish your changes. Creating a View A view is used to display data from a Dataverse table in a structured format. To create a new view, you start by selecting the desired
Fotios Machairas
Jun 12 min read


How to Create a Dataverse Table and Configure Columns
Microsoft Dataverse is the core data platform of the Power Platform. It provides a secure and scalable way to store business data used across Power Apps, Power Automate, and other Microsoft services. In this guide, you will learn how to create a custom Dataverse table and properly configure its columns using the correct data types. This is one of the most important foundational steps when building professional Power Platform solutions. Creating a Dataverse Table The first ste
Fotios Machairas
Jun 12 min read


Your Digital Assistant for Eliminating Repetitive Work (RPA and Power Automate Desktop)
RPA stands for Robotic Process Automation. Despite the name, it has nothing to do with physical robots. It refers to software that automates repetitive, rule-based tasks by mimicking human interactions with computer systems. “RPA is not a physical robot. It is a digital assistant that works inside your computer, doing repetitive tasks exactly like a human user.” With Microsoft Power Automate Desktop, RPA is implemented directly on your computer. It becomes a digital assistant
Fotios Machairas
May 32 min read


Global Azure 2026 "Simplifying Azure AI for Citizen Developers", Insights from Athens
I recently had the opportunity to speak at Global Azure 2026, hosted at Technopolis Athens, part of a worldwide community-driven event bringing together professionals to explore the latest innovations in Microsoft Azure. Global Azure is a global knowledge-sharing initiative that connects developers, IT professionals, and business leaders, creating a space where technology meets real-world business challenges. In my session, “Simplifying Azure AI for Citizen Developers”, I foc
Fotios Machairas
May 12 min read


Where are all the BI Apps available to me in Microsoft Power BI?
You just joined a new company. New laptop, new accounts, new tools. Someone from your team tells you:👉 “Check the new Power BI app—we track everything there.” Sounds simple, right? You open the “One Place” portal (or your company intranet)…You click around…You search… 🤔 Nothing. Now you’re thinking:🧐 Where are all the BI apps available to me? 🫠 Am I missing access? Did I open the wrong place? Don’t worry—this is one of the most common questions for new joiners. The Realit
Fotios Machairas
Mar 252 min read


Ohi Day and Clean Monday! Do you use Dynamic or Static Tables for Business Holidays on BI Reports (Greek version)? 🤔
In a recent BI project, I was thinking about dynamic holiday dates 📅 , who updates static tables, and what’s a safe approach for storage and maintenance 🫣 ? A static table from 2020 to 2050 might work, but it’s not always practical. Creating something dynamic can take a bit more time ⏳ , but it provides a resilient solution 💪 for our clients. I finalised a Power Query solution for hashtag#Greek holidays that keeps hashtag#historical data minimal to 15 years while gener
Fotios Machairas
Jan 171 min read


Present Power BI Like a Pro in Under One Minute: The Simple Tricks Most People Miss
A few weeks ago, I was in a meeting with colleagues, clients, and a couple of executives. We were reviewing a Power BI dashboard, discussing KPIs and next steps. At some point, someone shared their screen — and the report appeared tiny, surrounded by menus, toolbars, panels, and browser chrome.Everyone leaned forward, squinting. Someone zoomed in. Someone else tried to drag the window wider.And then the comments started: “Can you make it a bit bigger?” “I can’t really see the
Fotios Machairas
Nov 23, 20252 min read


How to Access and Pin Power BI Apps in Microsoft Teams
If you're using Microsoft Teams and want quick access to your organization's Power BI dashboards, you're in luck. Microsoft Teams integrates seamlessly with Power BI, allowing you to view, manage, and pin your apps directly within the Teams interface. Here's a step-by-step guide to help you get started. Step 1: Open Microsoft Teams and Locate Power BI Launch your Microsoft Teams desktop or web app. Click on the ellipsis (three dots) in the left-hand navigation panel. In the s
Fotios Machairas
Nov 3, 20252 min read


The types of friendship and social media
Friendship seems to be a concept as old as the world itself. Aristotle (384–322 BC) spoke to us about friendship and invited us to reflect on our relationships. Today, social media serve as a means of friendship and interaction. Do they overturn reality, or do they prove the timeless nature of this concept? Each person shapes the concept of friendship in their mind through experience, based on circumstances, qualities, and behaviors. Aristotle mentions that friendship can b
Fotios Machairas
Nov 1, 20253 min read


The hidden value of ZAROS'S
Hey. It might be very exciting to get the opportunity of discovering beautiful things during your trip. This time it was a surprise from Phsiloritis, the highest mountain of Crete, Greece. ZAROS'S is an awarded mineral water. In 2017, ZAROS'S won the gold award in the category "Mineral Water" during the award-winning 27th annual Berkeley Springs International Water Tasting, the largest water tasting competition in the world. The appearance, aroma, taste, mouthfeel, and
Fotios Machairas
Jun 13, 20201 min read
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