| 1 | Some marketers have concluded that "word of mouth" marketing cannot be bought. | |
| 2 | It spends relatively little on advertising, relying on word of mouth to drive sales. | |
| 3 | It also leads to word-of-mouth talk and recommendations for your and your services. | |
| 4 | Apps gain popularity through user ratings, word of mouth and being free never hurts either. | |
| 5 | They spent little or no money on advertising, relying instead on word of mouth and giveaways. |