Solve the following questions regarding the costs of printing.

Here are the answers to your questions:

1.1.1
The cost (VAT excluded) for 200 A2 posters is $\boxed{\text{R1 999}}$.

1.1.2
The other items available are $\boxed{\text{Brochures, files, magazines, and calendars}}$.

1.1.3
The difference in VAT is $\boxed{\text{R19,99}}$.

1.1.4
The unit cost per A5 pamphlet (VAT included) for 5 000 pamphlets is $\boxed{\text{R0,23}}$.

1.1.5
The total amount Ivan will pay is $\boxed{\text{R4 653,19}}$.