Special Unicode Characters in Data Validation Lists: ☐, ☑, ✓, ✔ - This may be my favorite approach. You can include special characters like this in a Data Validation drop-down list. This isn't quite as good as clicking once to fill in a checkbox, but it is great for the mobile Excel apps. The only hard part is remembering how to insert a check mark symbol in Excel. For more information, see my article Using Unicode Character Symbols in Excel.
It is important to regularly analyze how your online business performs and look for areas of improvement. In particular, you will need to implement some form of traffic analytics for your website. Analytics (I recommend the free Google analytics) allows you to see where traffic has come from and what it does on your site. This helps you position your marketing efforts and improve on under-performing areas, while driving home your advantage in areas you are succeeding.

Checkbox Form Object - Use the checkbox form field only if you are wanting to add interactivity to your checklist. The checkbox form field, found in the Forms toolbar, can link to a cell in the spreadsheet without requiring any Visual Basic programming. The linked cell will be a boolean value TRUE or FALSE. Like the drawing objects, working with a large number of checkboxes can get messy.
The goal of any business website is to generate more leads for the company.  It's a very easy concept to understand, but succeeding in generating consistent leads can be tricky to execute.  In some cases you will find that your efforts that were once generating plenty of leads have begun to grow old and become less effective in attracting prospects.

Athlete Protection Training: All non-athlete members must complete the online Athlete Protection Training course annually. The core course takes approximately 90 minutes to complete and is offered at no charge. The renewal course, offered in alternate years, is about 45 minutes long. Go to www.usaswimming.org/apt for additional information and to access the course. When the course has been completed, the membership database is updated and the LSC is notified automatically.

A pay-per-click campaign It gets expensive to buy sponsored links from the Google’s Adwords or Yahoo’sSearch Marketing services. But your competitors are undoubtedly doing it. So if you’re not, it’s unlikely you’ll be competitive (unless you have a very compelling product or price). As online competition has increased, a PPC campaign has become essential.