Windows Vista sometimes has problems running certain Declan Software titles. The typical symptom is the a message like “……has stopped working”. The error meesage you get looks something like this:

This is caused by a feature in Vista called Data Execution Prevention (DEP). If you want to learn more about what DEP is, look up DEP […]

All Declan Software language learning software is downloadable from our website. The downloadable software are the full versions but have some features or content locked until the software is purchased. This allows you to “try before you buy”.
After the software is purchased online (using a credit card or PayPal) your User Name and Registration Code […]