Vectored format Artwork allow you to produce best possible resolution. This format also allow us to have unlimited enlarge the print area without loosing the resolution and dpi. Most common vectored artwork have file extension like .pdf .eps and .ai.
Please mark sure all fonts are create outlines and convert to curves.
Other formats: We also able to print all other format like jpg, bitmap, tiff. However, the resolution purely based on how big is the file you provide. Furthermore, these formats will decrease print quality when you enlarge them.
