What is “data integrity”? It means that the data we collect, store and report is accurate. What do I mean by data? It could be the status of a property listing (is it available to see and buy? Has it been put under contract? Has it settled?), the price, the type of property and its features. I want to relate the importance of accurate data to three different groups of people, all part of a sale. Let’s start with buyers. A seller needs a “ready, willing...