Offer a special deal, extra service or a lower price during your trial/introductory period.

在此期间提供优惠，额外的服务或者低价。

youdao

However, we will announce the end of the introductory period at least two weeks ahead of time so that nobody is caught by surprise.

然而，我们将宣布的入门的时间至少提前两周结束后，没有人感到惊讶。

youdao

Parents I interviewed did not understand the introductory period without explanation and were reluctant to try the service without knowing how much the service was going to cost.

如果没有解释的话，我访问的父母亲介绍阶段不理解，而且也不愿意试用这种服务，因为连这种服务需要多少钱都不知道。

youdao

The ongoing APR you receive may be higher or your introductory period may be shorter.

FORBES: Tips On Transferring Your Credit Card Balance To Another Issuer

After the introductory period, purchases and transfers are subject to a variable APR currently between 12.99% and 22.99%.

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So when that free or introductory period is up, this can be a very expensive option for financing your business.

FORBES: When Investors Aren't an Option: 10 Alternatives to Finance Your Business