The Account record includes Invoice roll-up summary fields. This is correct because roll-up summary fields are only available on the master object in a master-detail relationship, and changing the field type to lookup would delete the roll-up summary fields

The best way to help the sales manager achieve their goal of reducing manual data entry from business cards is to research and evaluate data enrichment products on the AppExchange that can automate data entry. Data enrichment products can scan business cards, extract relevant information, and populate fields in Salesforce records. This can save time, improve data quality, and enhance productivity. Option B, C, and D are not effective solutions for this goal.

All data should be backed up before converting a text field to a picklist, as some data may be lost or truncated during the conversion. Changing a field type will remove existing field history, as the history tracking values are not converted

The two recommended solutions for the app builder to give the users appropriate access are creating a criteria based sharing rule to all opportunities with the sales operations public group and adding a permission set with 'View All" and 'Modify All'' opportunity permissions enabled. A criteria based sharing rule can grant read and write access to all opportunities that meet certain criteria to a specified group of users. A permission set can grant additional object-level permissions to users without changing their profiles. Option B is incorrect because adding a manual share for all opportunities with each user on the sales operations team is not scalable or maintainable. Option D is incorrect because creating a criteria-based sharing rule to share all opportunities with the sales operations private group is redundant, as private groups are used to manually share records with individual users or other groups.

Creating both customer and dealer as accounts, creating account teams on each account and associating the dealer records with the parent account would allow UC to track each customer and dealer separately, as well as their relationships and reps. Account hierarchy is not suitable for this scenario, as it is used to show the relationships among parent and child accounts within a single company