What deployment tool allows an administrator to validate metadata during package installation, instead of during package version creation?

Leads come to Universal Containers from various sources and need to be assigned to the correct sales team.
When a lead comes from the APAC region, it can be passed to an external partner if the Sales Director approves the transfer. The partner's channel manager must be notified when the partner has been assigned the lead.
Which combination of automation tools is needed to meet minimally these requirements?

When an opportunity with a least one opportunity product close wins, Universal Containers requires that an Invoice record be created with Invoice_Line_item_c records for each Product on the Opportunity.
How should an administrator implement this request?

When importing revenue quota data for Collaborative Forecasts using Data Loader what information must be included in the import file? (3)

AW Computing wants to enable a backup resource to assign permissions while restricting the backup resource's ability to create or modify permission sets.
Which feature should be employed to accomplish this request?