What is important part of e commerce web development?

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1. choose a right e-commerce platform
2.always improve customer experiences
3.good hosting services
4.should have right business partners
5.best performance of website & best marketing strategies

There are many things affect the success of e-commerce website.

1 Mobile friendly
2 Easy Checkout Process
3 High-Quality Images
4 Good Structure and Navigation

More Detail: https://www.macrew.net/ecommerce-development/

The most important part is doing proper seo so that search engines are able to crawl the website easily.

I agree, IoT is a part of high technologic future of humanity. In my opinion, the first thing to develop must be human activity tracking system. It must recognize as many as possible different factors of humans life such as health and social life, for example. Secondly, when human needs are detected, system should get in touch with right web-sites and send offers with appropriate products/goods. In that way, web hosting services are necessary. And if you are stuck on this part, I can recommend https://hostingserviceslab.com/ecommerce-hosting-reviews/ . Finally, payment and delivery systems. It must be easy to pay for products/goods and fast to deliver in any part of the world.

1 choose a right e-commerce platform
2 Mobile friendly
3.always improve customer experiences
4 Easy Checkout Process
5 High-Quality Images
6 Good Structure and Navigation
7.always improve customer experiences
8.good hosting services

I think that the eCommerce platform which you will be using is very important! I have found some interesting info about it on https://theappsolutions.com/blog/development/how-to-choose-best-ecommerce-platform/ and I want to recommend you to take a look there too. You will surely find some interesting info on them, and you will be able to find something interesting to you there for sure ;)

I think one of the most important things is to have user-friendly interface.
Since there is a great number of competitors, people will choose the most conveniest one.