On the Internet, you can find quite tempting offers, in which they promise to create a selling site for a cheap price. But, as a rule, free CMS (engines) are used for this, which cannot guarantee a high degree of resource reliability. And this is extremely necessary, because personal data of buyers and payments pass through it
If you want your portal to bring real profit for more than one year, it is better to provide it with serious functionality and protect it from possible attacks. The development of high-quality online stores starts at $ 800-1000 and depends on the scale and complexity of the project.