If you'd like to help fund Wise Owl's conversion of tea and biscuits into quality training videos you can click this link https://www.wiseowl.co.uk/donate?t=1 to make a donation. Thanks for watching! You can buy our Introduction to Excel VBA book here https://www.lulu.com/shop/andrew-gould/introduction-to-excel-vba/paperback/product-23301058.html By Andrew Gould https://www.wiseowl.co.uk - Passing values to other procedures is something you'll do commonly in VBA and the ByRef and ByVal keywords control exactly what happens to those values. This video explains the theory of passing information by reference and by value, as well as covering a couple of practical examples to demonstrate how to use the ByRef and ByVal keywords effectively. Visit www.wiseowl.co.uk for more online training resources in Microsoft Excel, SQL Server, Reporting Services, Analysis Services, Integration Services, ASP.NET, C#, Visual Basic, Microsoft Access, Microsoft PowerPoint, Microsoft Word, Microsoft Project, Microsoft Publisher, Microsoft Visio and more