Here are two promotions, each of which has two Promotion Upsells.

Promotion: Free Shipping to Orders Over $2500

The goal of the Promotion Upsell Spend $100: encourages users whose cart contents cost between $2400-$2499 to purchase products that cost $100. To implement this Promotion Upsell, you would need to do the following:

The goal of the Promotion Upsell Buy This Brand: encourages users whose cart includes items from Manufacturer Z to purchase additional products from Manufacturer Z. To implement this Promotion Upsell, you would need to do the following:

Promotion: Buy 3 product Xs and get 1 Y free

The goal of Promotion Upsell Buy One More X: encourages users who have two Xs in their carts to purchase a third in order to receive a free Y.

The goal of Promotion Upsell Buy two More Xs: encourages users who have one X and one Y in their carts to purchase two more Xs so the Y is free.