Basically, eStore plugins lets you make an online store with WordPress. You can put your blog and e-commerce store together.
WP eStore is a premium WordPress plugin with tons of features. Using this you can sell digital goods as well as physical goods. With WordPress eStore plugin, turn your existing or new WordPress site into a e-store and start selling your products or services.
Read more features of WordPress eStore
WordPress Simple PayPal Shopping Cart plugin
The WordPress Simple Paypal Shopping Cart is a very easy to use and lightweight WordPress plugin that allows you to sell products or services online in one click from your WordPress blog. » Read more about: Best WordPress plugins to create an online store »