Just as art is in the eye of the beholder, the process of creativity itself can be pretty subjective. You might find that getting out of your studio or office space helps to get your juices flowing; or you might find that burrowing into your studio and being hands-on in your materials and tools is the best way to come up with new ideas or solutions. The important thing is to find what works for you.
The traditional work environment is quickly changing. Coworking seems to the new "thing", and businesses are now offering coworking spaces for entrepreneurs and remote workers. Even as a work-from-home entrepreneur, there are some obvious benefits that apply with coworking.
Freelancers are most often one person businesses, which means they’re responsible for everything. Not just designing, or coding, or writing - EVERYTHING.
The designer needs to be a sponge for information and needs to be able to explore, analyse and categorise as frequently as possible.