Flannel fabric and Fleece fabric?
Yes, but those fabrics are more prone to cloth ash and cloth powder, which need you to clean more frequently than cutting other conventional fabrics.
How to ensure a straight line?
We recommend that you use chalk or other markers to draw a straight line before cutting.
Is it noisy?
It is louder than human conversation level. But you wont feel uncomfortable. It is the sound of normal motor rotation.
How to oil it? Include oil?
There is a small hole near the blade, just adding the lubricating oil (not inclueded) in it. You can watch the video on the detail page. Due to concerns with air or ship transport, liquids cannot be shipped. We recommend that you can buy locally.
How do I get new blades?
Blades are consumable. You can get replacement blades by searching for the item asin:B0CRV8R249.