Yes, 100%. Use the powerful Skin customizer to change Fonts and Font colors. See it all changing live on your screen too.
Sure, choose any background color or even add background images in.
You bet! Use the Help Center to receive support and updates will be delivered to you, all free of charge.
Yes, 100%. This theme integrates with BuddyPress and bbPress. Checkout the Forum example pages here.
You bet! Checkout the Portfolio Pages here for example. Plus you can use any of the Galleries to showcase you work too.