
Excel expert David Ringstrom, CPA, shares tips to verify workbook integrity using Show Formulas, Evaluate Formula, Trace Precedents, FORMULATEXT, dynamic arrays, and structured references.


Master Conditional Formatting in Excel with David Ringstrom, CPA—learn to spot duplicates, filter by color, build data bars, and create formula-based rules across versions.

Transform Your AP Process with Electronic Invoices: Fully Automate Processing, Boost Efficiency, Cut Costs by 60-80%, Improve Controls, and Gain Real-Time Cash Flow Insights.


Unlock Excel's hidden power! Learn to automate repetitive tasks, customize your workspace, and streamline your workflow with Custom Views.

Try LearnFormula Business and buy packages or courses at a discounted group (multi-license) rate.

Learn how to build an "editable" PivotTable as an interactive budgeting model.


In this course we will explore ways of automating monthly, quarterly, and yearly financial reporting processes to achieve the ultimate goal of “one-click reporting”.


Stop guessing, start analyzing. Use Excel's What-If features to model outcomes, find target values, and compare possibilities effortlessly.


Mastering Spreadsheet Integrity: Proven Techniques for Disaster Recovery, Lookup Functions, and Power Query Automation


Excel Macro Programming: Advanced Techniques for Error-Handling and Decision-Making


Mastering Excel Macros and VBA: Automating Tasks and Boosting Efficiency
