Transactionality simplifies error handling significantly for both the requestor and provider of the service, but at the cost of some additional performance overhead.

事务性同时为服务的请求者和提供者极大地简化了错误处理，但代价是付出额外的性能开销。

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Users who only need a small amount of the service are generally accepting of the cost and look at it more like a car rental or hotel bill.

只需要少量服务的用户也必须接受这种高成本，这类似于汽车出租费和房租。

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For Geico, the move means providing better customer service at lower cost.

对Geico来说，这意味着更低成本的更好服务。

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Colbeck said in an interview earlier this month that the company is encouraging dealers to sell the service contracts at cost.

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It also accelerates a nascent market, allowing the best companies to achieve scale and innovate further to deliver better service at lower cost.

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Eventbrite makes money by taking a small percentage of sales from paid-admission events, while offering the service at no cost to free-admission events.

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