Effective April 10, 2026, the WDPI organizing committee will no longer issue Letters of Invitation. To find out if you need a visa to travel to Canada, click here.

Conference Registration Terms & Conditions – Fraud/Misrepresentation: The organizers reserve the right to refuse or cancel any registration, with or without notice, at their absolute discretion. No refunds will be provided to participants found to have misrepresented themselves, used false information, or engaged in fraudulent activity, including the submission of fake or misleading information to obtain a visa invitation letter. Furthermore, such individuals may be reported to the relevant immigration authorities.

Non-Refundable Registrations: No refund will be provided if a letter of invitation was used for fraudulent purposes or if the applicant is suspected of misrepresenting their intent to travel.

Kindly note that all the information you provide to us will be shared with the IRCC and will be made available to the Canadian Border Officials in accordance with the Privacy Act and BC Freedom of Information and Protection of Privacy Act. [RSBC 1996]. Letters of Invitation will only state the facts (conference title, dates and location); they do not guarantee faster processing times, or entry into Canada.