Decide with method

Online purchase guides

Quick answers, then detailed methods for each step: choose a seller, compare an offer, pay, receive, return, terminate or buy internationally.

Choose a checklist according to your shopping situation · Fill in a comparison grid · Understanding the terms of offers

Daily objects illustrating guides to compare and prepare online purchases
Tips adapted to each product type and step of the order.AI-generated illustration.

How to use these contents

Leave your decision, not a promotion

Choose the guide that matches the current blocking point. Each page starts with a synthetic answer, continues with a checklist and ends with useful sources. You can get a marker in a minute or deepen before an important command.

Find a guide by need

4 guide(s) pour Beauté, santé & bien-être. Remove filters

Route 01

Identify shop and seller

Control the field, opinions, promises and actors involved in the sale.

Route 02

Compare an offer or a contract

Reconciliation of full costs, conditions and services actually included.

AI-generated illustration. Framed vignette.
02

Compare characteristics and costs

Compare prices per kilogram, litre and item

Return small sizes, batches and reloads to the same unit, then check the composition and quantity you will actually use.

  • Express quantities in the same unit.
  • Divide the immediate price by the total quantity.
  • Compare products for the same use.
Read the guide

Check the checklist : Price per kilo, per litre and per piece: compare the lots

Route 03

Choose by product

Check the characteristics that change depending on use, security or delivery.

Route 04

Pay, receive and solve a problem

Secure the route, keep the evidence and know what to check after the order.

Illustration generated by IA.
04

After order

Prepare a return

Cancellation, non-compliant product, damaged package: Identify the right step, keep the evidence and follow your refund.

  • Qualify the problem before choosing the approach.
  • Notify the seller by a written date.
  • Photograph the product, package and label if necessary.
Read the guide

Check the checklist : Prepare a return

Need an overview?

The four-step shopping route

The general shopping guide links verification, comparison, marketplace and retention of proofs in a single method.

See the complete method

Frequently Asked Questions

About the guides

Which guide to start before a first purchase?

Start with the store check, then use the total cost comparison guide to split the selected offers.

Do the guides recommend merchants?

No. They provide independent decision-making criteria and refer to the directory to discover several actors without establishing a commercial ranking.

Do legal information replace personalized advice?

No. The pages explain general benchmarks and refer to current public sources to verify the rules applicable to a specific situation.