Practical guides for cleaner spreadsheet work.

Short, focused explanations for converting files, fixing formatting issues, and choosing the right spreadsheet format.

Convert

CSV to XLSM: When and Why to Save Your CSV as a Macro-Enabled Workbook

Learn how to convert CSV to XLSM in 2026: when a macro-enabled workbook beats XLSX, plus three methods — free online, Excel Save As, and Python with openpyxl.

19 min read →
CSV

CSV Trailing Commas: What Those Extra Commas Mean and How to Clean Them

Learn what CSV trailing commas mean, why they create phantom blank columns in Excel, and how to remove trailing commas fast with regex, Python, or Power Query.

15 min read →
Compare

CSV vs JSON: When Flat Files Beat Nested Data (and Vice Versa)

CSV vs JSON explained: compare flat CSV and nested JSON on readability, file size, tooling, and Excel compatibility. Learn when to use each format for datasets in 2026.

19 min read →
Compare

CSV vs TSV: Comma vs Tab — Which Delimiter Should You Use?

CSV vs TSV explained: learn the difference between comma-separated and tab-separated files, Excel support for each, and when to choose TSV over CSV. Complete 2026 guide.

14 min read →
Compare

CSV vs XLSX: What’s the Difference and Which Should You Use?

CSV vs XLSX explained: plain text vs workbook. Compare formatting, formulas, file size, and compatibility, then use our decision guide to pick the right format.

14 min read →
Cleaning

Data Cleaning Checklist: 15 Steps Before You Analyze Anything

The analyst's data cleaning checklist: 15 Excel checks for duplicates, blanks, formats, encoding, outliers and validation — run before every analysis.

14 min read →
Business

Data Entry Jobs in Excel: What the Work Actually Involves

Data entry jobs in Excel explained: what the work involves, Excel data entry forms, validation, speed shortcuts, and how to find legitimate Excel data entry jobs.

14 min read →
Formats

DBF to Excel: Rescue Legacy dBase and FoxPro Files

Convert DBF to Excel in 2026: open DBF files in Excel directly, use a free DBF viewer, or convert DBF to XLSX with Python. Rescue legacy dBase/FoxPro data.

15 min read →
Platforms

Excel Android App Tutorial: Spreadsheets on the Go

The complete Excel Android app tutorial: install Microsoft Excel on Android, edit spreadsheets by touch, use formulas, open CSVs, and sync via OneDrive.

15 min read →
Automation

Automate Repetitive Tasks in Excel: The Complete 2026 Decision Guide

Automate repetitive tasks in Excel with the right tool: Power Query, VBA macros, Office Scripts, Power Automate, or Python. Decision guide with real workflows for 2026.

14 min read →