In starting 7.1 Sp01 the new Request for Change (RfC) was introduced. This RfC access through CRM web UI.but is widely enhanced change from SP version release.
Upto SP04 we having ibase selection issue for drop down list selection and no maintanace cycle issue sometime.
but in SP05 version, Request for Change having new feature in Request for Change scope selection
Once we select the project and goto Request for change scope
Select the Urgent or Normal change , it automatically select fetch the component from project selection.
For Multilple Landscape selection in single project:
I hope this will give overview of ibase election in SP05 Version.