You can use specify one member of a team as a Team paying customer. When you select a paying customer for a team, you can enable merging all invoices into a single invoice created only for the nominated member. Learn how to select a Team paying customer here.
Selecting a Team paying customer allows the member to enable sharing credit and passes for the entire team. You can only do this when the member you selected has a plan which includes the resources you want to share with the team. Read more about plans in Managing plans.
When you configure a team to enable merged invoicing, you can preview the total amount of expenses by generating the Next Invoice Amount report for that team. You can also generate an invoice for a team of members and contacts in the Details tab when editing the team in the dashboard. Learn how to generate the Next Invoice Amount report here.