Has your Salesforce become a fish market with lots of data & a hugh amount of it being duplicates? Such datasets literally make the entire system un-useful no matter how perfectly its made.
Nanostuffs can assist you smartly analyze the data & remove the duplicates making your Salesforce clean & organized to manage. We use various techniques from custom apex programming to using tools like DupeCatcher.
Generally, we 1st bring entire database onto Excel or any other format database & process our workflows & code on it. This helps to see & understand the data properly & take proper decisions on whether records to be deleted or transferred or merged or any other operation. Once finalized, entire data on Salesforce can be deleted & new set uploaded.