# E-commerce retail discount campaigns

> Live situation record from CLSTR: https://clstr.news/situations/e-commerce-retail-discount-campaigns
> Updated: 2026-08-13T19:32:07.000Z. Sources: 8. Developments: 2.

Various e-commerce platforms in Brazil and Portugal have initiated promotional discount campaigns.

In Brazil, Mercado Livre released discount coupons for mid-August offering up to 25% off on specific purchase amounts. Following this, Amazon Brasil launched ‘Semana do Mercado’, providing up to 40% discounts on essential supermarket items, alongside the ‘Encha Seu Kindle’ campaign, which offered free eBooks and deep discounts on various literary titles.

In Portugal, the retailer Wook launched a ‘Devolvemos 100%’ campaign to coincide with a solar eclipse, offering vouchers worth the full purchase amount for certain books and digital media.

## Timeline

### 2026-08-13: Amazon Brasil launches grocery discounts and free eBook campaign

Amazon Brasil has launched promotional events including ‘Semana do Mercado’ with up to 40% off grocery essentials and a 24-hour ‘Encha Seu Kindle’ campaign offering free eBooks and deep discounts.

7 sources. https://clstr.news/cluster/amazon-brasil-launches-grocery-discounts-and-free-ebook-campaign

### 2026-08-11: Mercado Livre and Wook launch new retail discount campaigns

Mercado Livre is offering up to R$ 500 in discounts in Brazil, while Portuguese bookstore Wook is issuing 100% value vouchers for eligible purchases during a solar eclipse campaign.

2 sources. https://clstr.news/cluster/mercado-livre-and-wook-launch-new-retail-discount-campaigns

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Cite as: E-commerce retail discount campaigns. CLSTR, https://clstr.news/situations/e-commerce-retail-discount-campaigns