internal apps

There is a position open at a different store that I would like to apply for. The ETL HR there told me to apply through Workday, which I have no idea how to do. I tried toying around with things myself but couldn't figure it out. Google hasn't helped much either. Who knows how to do this, and...

I've heard briefly about this app, also looked over what information is available on the Target Wiki, anyone else know anything new? It would help me as a Service Desk TM, if there an iPad next to the gift registries or something where guests could use the app to purchase online-only item.