These handy tools will make marketing your business easierAs a small-business owner, you should avail yourself of technology developments that make your life easier—as long as you’re ­prepared to invest a little time in learning how they work. Here are seven online tools we think are especially useful for retailers:1. Nimble (nimble.com)Nimble aligns all your social networking accounts in an easy-to-use interface, so you can see all the activity going on at one place.  2. Asana (asana.com)Asana allows you to create and assign tasks to your marketing team members and get automatic updates on their progress.  3. Google Calendar (google.com/calendar)Using this indispensable tool, you can share deadlines and tasks with your team, plus add comments to each task and delegate who is responsible for completion.  4. Google AdWords (adwords.google.com)This simple tool reveals t