Apostille Services: When to Pay, and When to Do It Yourself
The FCDO charges £45, the US State Department $20 and Global Affairs Canada nothing. What a service adds, when that is worth it, and when it is being sold.
Tag
Fees
Apostille, Consular Legalisation, or Neither: How to Tell Which One Your Document Needs
The three answers a public document can get, and the order to work through them: both countries' Convention status, the exemptions, then the chain.