https://powerofus.force.com/s/article/NPSP-Configure-Automated-Soft-Credits#ariaid-title6 To automatically credit the spouse for a donation in NPSP, the consultant should recommend enabling Automatic Soft Credit for household members in the NPSP settings. This setting ensures that any donation made by a household member is automatically soft credited to other members of the household.
Steps to Enable:
Navigate to NPSP Settings:
Go to Setup -> NPSP Settings.
Enable Automatic Soft Credits:
Under Donations -> Soft Credits, enable the option for Automatic Soft Credit for Household Members.
Verify Soft Credits:
Check the Opportunity records to ensure that soft credits are correctly applied to household members.
Reference:
Salesforce Nonprofit Success Pack Documentation
Salesforce Trailhead: Manage Soft Credits in Nonprofit Success Pack (NPSP) Top of Form Bottom of Form

When a donor wants to split their gift between two scholarship funds, the consultant should recommend using GAU Allocations:
GAU Allocations:
General Accounting Unit (GAU) Allocations in NPSP (Nonprofit Success Pack) allow for the distribution of a single donation across multiple funds or purposes. This feature supports detailed tracking and reporting on how donations are allocated.

https://powerofus.force.com/s/article/SFDO-BP-Pardot-Basics-for-Nonprofit-and-Education