Establish a Strategy
The first thing you need to do is try and establish a strategy. If you want to sell online, and if you want to sell well, you need to try and make sure that you work out what sales channels you are using. It's also important to decide on the product range you intend to stock. If you intend to specialise in one thing, then this is great, but at the same time, you also need to figure out if you want to sell a wide range of goods at the same time. Accepting payments online also means you need to comply with payment laws. PCI fines and penalties can really be expensive, so you need to be mindful of this if you can.
Think about Cross-Device
Consumers don't think about browsing the internet on their phone as being any different from browsing on a tablet or even a desktop. You need to make sure that you are providing the right consumer expectations across every single platform. You also need to make sure that you are including your brick-and-mortar shop as well, if you have one. If you can do this, then you will find it easier to get the overall result you need.
Choose the Right Website for your Business
There are a lot of different website options available for you to choose from. You need to make sure that you pick the right one for your company if you can. You also need to learn how to accept payments online, as this will help you more than you realise. Most businesses benefit from starting with a simple off-the-shelf template, for example, as this is a very powerful eCommerce system, and it will allow you to do everything quickly. Other than that, it means you can focus more on things like marketing, which is great.
Focus on Customer Service
Another thing you need to do is try and focus on customer service. A big factor in all of this is to make sure that you are giving your customers the best service possible. That doesn't mean having nice people on the phone, but it does mean that putting your customers first is so important. You also need to try and create a good experience for everyone. If you get your delivery strategy right, then this is half the battle, so try and keep this in mind if you can. Your strategy comes first, and it will also influence absolutely everything you do. If you can focus on this, then it will help you more than you realise, and it will also encourage repeat purchases.