The campaign was launched in January by Lothian and Borders Police, Fife Constabulary and Central Scotland Police.
They asked members of the public to report suspicions about people making money illegally to the charity Crimestoppers.
Up to 400 officers have been involved in the three-day operation, which begun on Wednesday.
The police say Crimestoppers reported a 31 per cent rise in all calls across the East of Scotland, which was used for the operation this week.
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People are advised to visit osprey chicks Oscar and Gale who are expected to leave their Bassenthwaite home in the next couple of weeks.
Many people don't realise it is now local authorities who deal with stray dogs, not the police.
Primary schools in Dumfries and Galloway have taken part in a competition which put their science and culinary skills to the test.