SKU can be included when printing purchase orders, Nkovalt027.

I'm here to help you achieve this goal. Let's ensure that the SKU field is ticked on the sales form so it can be added when printing transactions. 

Here's how:

1. From the Gear icon, select Custom form styles.
2. Locate the form that you want to use.
3. Under ACTION, click Edit.
4. Go to the Content tab.
5. Click the edit icon in the middle section.
6. Tick the SKU box.
7. Click Done.

I've added this screenshot as your visual guide:

Moreover, I've added here an article that guides you in adding purchase orders to expenses or bills: Record a bill or expense after your vendor accepts the purchase order.

Keep me posted whenever you have concerns about printing purchase orders.