| Last year alone it received 6300 tip-offs from the public. |
| Many arrests proved doubtful with large numbers of detainees held on flimsy evidence after politically motivated tip-offs by local rivals. |
| Even during a test phase, several tip-offs were communicated via the new system and some of them led to further investigation. |
| And police today praised the high quality of information from tip-offs which has led to the surge in arrests. |
| I'm always happy to hear from readers, whether they're delivering brickbats, bouquets or news tip-offs. |
| Also excluded is the indirect use of the results obtained through mutual assistance in the form of unofficial tip-offs from prosecuting authorities to tax or customs authorities. |
