Guides
Editorial guides that explain the workflow behind the tool
India Toolbox guides sit alongside the calculators and generators so users can move from a quick result to a clearer decision. They cover salary and tax planning, GST workflows, seller-fee interpretation, home-loan decisions, and practical Indian document questions.
This hub lists every live guide on the site. Each page is reviewed as an explainer, not just as a support article wrapped around a widget.
How the library is organized
Each section groups explainers by the decision or workflow they support, so you can move from concept to calculator without guessing which page comes next.
Salary, tax, and HRA
Use these when you need help interpreting salary structure, old-vs-new regime choices, HRA documentation, and payroll-adjacent tax decisions.
CTC to In-Hand Salary Explained
A practical guide to how Indian salary structure moves from CTC to net pay.
Last updated 2026-04-04
Old vs New Tax Regime Comparison
A practical comparison guide for Indian taxpayers choosing the better regime.
Last updated 2026-04-04
CTC vs Gross vs In-Hand Salary
A practical explainer for the three salary numbers people mix up most often in Indian job offers.
Last updated 2026-04-04
Rent Receipt for HRA
A guide to HRA documentation and rent receipts in India.
Last updated 2026-04-04
Rent Receipt vs Rent Agreement vs Payment Proof
A practical HRA paperwork guide for knowing which document proves what.
Last updated 2026-04-04
GST, invoices, and business documents
These are the workflow explainers behind GST calculations, invoice generation, quotations, challans, and tax-split decisions.
GST Rates in India
A practical guide to GST slabs and invoice math in India.
Last updated 2026-04-04
Quotation vs Invoice vs Delivery Challan
A practical guide to choosing the right business document before sale, at billing, and during goods movement.
Last updated 2026-04-04
When IGST Applies vs CGST and SGST
A practical GST split guide for businesses making invoices and checking tax treatment.
Last updated 2026-04-04
Seller fees and ecommerce margin planning
Start here when fee percentages alone are not enough and you need margin, pricing, or platform-comparison context.
Amazon Seller Fees Explained
A seller-side guide to Amazon fee math in India.
Last updated 2026-04-04
How to Estimate Amazon Profit Before Listing
A practical pre-listing margin guide for Amazon India sellers.
Last updated 2026-04-04
Amazon vs Flipkart Seller Fee Comparison
A practical comparison guide for sellers choosing where fee drag is likely to hurt most.
Last updated 2026-04-04
Loans and investing
These explainers support borrowing, EMI planning, SIP decisions, and other capital-allocation questions before you run the calculators.
Publisher standards behind the guides
These pages are maintained as practical explainers for Indian workflows. They are not anonymous filler or generic glossary posts.