You may want to have these tools with you:
- Online storage: dropbox (2G free), Sugarsync ( 5G free, many nice functions), cx.com ( 10G free, share of files)
- Online backup: CrashPlan
- Wappwolf: Can automate a lot of things on files in your Dropbox, for example, unzip it then email out, change format of picture when post to blog. etc.