Question: For our project, the group use Microsoft Access. The VBA class is capability limited. How can VBA class be made to support inheritance?

Answer: 
VBA does **not** support inheritance for user defined classes. It does offer a type of Interface though.

**More Info:**

1. This article includes an example of using VBA "Implements" interface keyword.
[Faking inheritance in VBA to remove code duplication](http://bytes.com/topic/access/answers/195390-faking-inheritance-vba-remove-code-duplication)
2. Check out [Hidden features of VBA](https://stackoverflow.com/questions/1070863/hidden-features-of-vba) question on SO
In short, you can't. Although you can do 'mock' inheritance through the use of the Implements keyword - a bit like an Interface in .Net.