This is vital. Create a test blog that only you have access to. Try out your creative ideas without wrecking your current design. Blogger doesn't have a limit on how many blogs you can make so use it.
This is important. Create beautiful images with programs such as photoshop or gimp. (plus, gimp is free!)
Extremely important. Upload images and script files for your designs. I suggest imgur for photos and bravehost for files. They both offer free services.
Fonts are one way to make your text unique and stand out. I suggest free font sites such as dafont, fontsy, kevin&amanda, or you can always google for a specific font. A suggestion: keep the main font something simple and easy to read. ;)
Now these aren't absolutely necessary, but do help in creating an attractive design. Some sites I recommend for free kits:
(go here to enter in a giveaway for a digital scrapbooking kit! open from now until the 26th of December)
Websites look different depending on the browser and computer one uses. Check your design in several different major browsers to make sure there are no problems! I use:
You can have all the resources at hand but without creativity, your designs will never be beautiful. So let your imaginations soar!
Any questions or suggestions? --let me know!