The common ones used are coupons, sweepstakes, games, contests, price-offs, demonstrations, premiums, samples, and money refund offers.

普遍运用的手段有附在商品上的赠券、各种抽奖活动、游戏、竞赛、降价销售、产品示范、各种奖励、样品试验以及钱款返还承诺等等。

youdao

As the long term battery-making company, our company offers best price of products, keeps the contract, has a good reputation and guarantees of repair, replacement and refund of substandard products.

作为长期生产电池配套厂家，我公司产品价格合理，信守合同，讲信誉，对产品实行三包。

youdao

In a letter sent to the site he offers a full or partial refund to unhappy clients--if he deems the complaints have merit.

FORBES: Inside InventionLand

The letter also offers passengers a three-day refund and a half-price cruise in the future.

CNN: STORY HIGHLIGHTS