1/ Log in to your Opinion System member area

2/ Click on this link to access your API key directly:

3/ Copy the series of numbers and letters of your API key

4/ In your CARD.PM account (card or template), in the CUSTOMER NOTICE section, after filling in the "URL ADDRESS" field with the link to your Opinion System electronic certificate, paste your API key in the field provided.

Your customer reviews are now integrated into your cards and the Opinion System logo is automatically integrated with the link: