In case you enter a discount code during checkout that doesn't exist or isn't currently active, then you can see the message: “Unable to find a valid discount matching the code entered”.

To use the Cambly coupons on their website, you need to meet the conditions:

•  The items you choose must meet all coupon requirements as explained in the Terms and Conditions.

• The coupon has not expired. 

• The seller uses the Cambly checkout system or a customized checkout system that accepts the coupon.

Normally, most of the websites you can print the grocery coupons from only work on a computer, even you can get coupon books mailed to your home for free. But it completely depends on Cambly's support program at the time you search, so please visit the Cambly site to know more details.

There is no certain number for the frequency of releasing coupons from Cambly. But, most of the time, there will be at least one available. Special Discount Days such as Black Friday, Cyber Monday, Back to School Sale... come with many coupons.

Our advice for you to use Cambly Coupon effectively is to choose the right day.
Like thousands of other consumers, the time of promotion is when they choose to
shop at Cambly, so take advantage of coupons released on those days to save.

Yes, it has ever. It may not be available now, but it is completely possible for loyal customers of Cambly to get it by tracking all of its promotion programs.