Read our blogs, tips and tutorials
Try our exercises or test your skills
Watch our tutorial videos
Catch up on one of our webinars
Take a self-paced course
Read our recent newsletters
License our courseware
Book expert consultancy
Buy our publications
Get help in using our site
388 attributed reviews in the last 3 years
Refreshingly small course sizes
Outstandingly good courseware
Whizzy online classrooms
Wise Owl trainers only (no freelancers)
Almost no cancellations
We have genuine integrity
We invoice after training
Review 30+ years of Wise Owl
View our top 100 clients
Search our website
We also send out useful tips in a monthly email newsletter ...
Friendly and professional computer training since 1992
| 22/05/2026: Creating slicker,smarter reports with DAX |
| Issue 96 - May 2026 |
| Wise Owl Webinar - M language tips for Power Query users |
| Wise Owl Webinar - Creating your first Power BI report |
| How to Apply Custom Number Formats in Power BI Columns |
| How to format Decimal Numbers in Power BI columns |
"Loved every single part of it. The knowledge which was displayed by our trainer was worth every moment. Would 100% recommend to our department and company wide."
Nathan Rogers
Silverstone
"Our trainer was brilliant. Really knowledgeable and personable and tailored elements of the course to queries that we had. The course content gave a great grounding in Power BI and following along using the remote desktop made the course engaging."
Celia Mayers
National Institute for Health and Care Excellence (NICE)
"I really appreciate how both trainers made a lot of jokes and tried to get to know us, this showed me they truly cared about our learning rather than them just trying to rush through the course. I think this is possibly the best training course I have ever been on! Keep shining!"
Paula Gjelaj
PwC
"A really excellent course. Thank you"
Alex Mason
Government Internal Audit Agency (GIAA)
"I didn't choose the course but was very pleased to hear we were going with Wise Owl again - the trainers and content are great, the method of delivery is effective and convenient and the extra resources provided on your website are also fab."
Becky Young
Newark and Sherwood District Council
"I thought the course was excellent - well structured, thorough and engaging with good use of worked examples throughout. The manual is very thorough and I appreciate the quality of the physical edition (and the lovely pen!)"
Callum Kirk
Sellafield Ltd
"Fantastic course with a fantastic trainer,"
Nathaniel Sillett
Dale Underwriting Partners
"The trainer was excellent, responded really well to questions, was informative and knowledgeable."
Rebecca Gardner
Mitsubishi Electric UK
"Engagement and guidance from our trainer was amazing. One of the best courses I have attended in terms of delivery."
Michelle Wayte
Marley Ltd
"Our trainer was amazing - very knowledgeable - there wasn't a question he couldn't answer with multiple different suggestions."
Susan Spragg
Greater Manchester Combined Authority (GMCA)
"The course content was great, perfect level for the group and our trainer was brilliant, very patient and kept us engaged throughout the day."
Laura Potter
Mitsubishi Electric UK
"I just wanted to highlight the excellent job our trainer did leading the course. Despite it being fully remote, it was an engaging session where everyone felt they could speak up, ask their questions and get the help they needed. I almost felt like we were all sitting in a room together. It was a friendly atmosphere, and I really enjoyed my 2 days. Our trainer was knowledgeable, open and friendly - thank you!"
Ellie Hortop
PwC
Kingsmoor House
Railway Street
GLOSSOP
SK13 2AA
Landmark Offices
99 Bishopsgate
LONDON
EC2M 3XD
Holiday Inn
25 Aytoun Street
MANCHESTER
M1 3AE
© Wise Owl Business Solutions Ltd 2026. All Rights Reserved.