If you many people abandon the shopping cart in your online store, probably there are many reasons for this. One could be on the fact of how people make purchase decisions. Initially, they start from an emotional of point and transition logical reasoning,  if someone initiates the checkout period adds effort to complete order will have to be kept at a minimum.

If you remove all elements that cause a distraction that kind of distractions you could have a smooth checkout process that could lead to higher conversion rates. User experience is important in ecommerce website development so reposition the design and functional elements of a website are important to optimize conversions so you can use A/B testing methodology.

Clean Checkout Process

In modern theme design, you can see frequently long footers with many menus and a newsletter subscription form. In the checkout page, there is no need for such need footers with such many info. Here a possible outcome, for a message in the newsletter copy, "subscribe now you will have 5% discount on your first order", this type of copy in checkout could cause a general disruption.

The user could start typing in the newsletter, then go check to his email and find the coupon code, with a series of events and distractions, the sale will have a high probability to be lost. So having a different footer in checkout with only basic information kept to a minimum like privacy policy, refund policy, etc maybe is a good idea.

Final total price

A clear view of the final price is important because every potential buyer would know precisely what he will pay.  Despite the choice of payment method, shipping destination or discount codes to calculate the total price accurately is very important.

There are many cases that somebody uses a coupon code and there is no proper integration with the payment method so when you redirected to a payment provider on-screen appears the total price different than the cart without the discount. This pure quality integrations can prevent many users from completing an order and also lower trust factor on your online store.

Customer support and refund policy

When you have a clearly defined return and refund policy this could make more comfortable users make purchases in online stores.  Especially items like clothes that you cannot have a clear idea of quality from a picture. For example, someone could order a jacket that could have a good quality but was not suitable for winter, it has to be possible to return and taking your money back easily and without problems. Also in e-commerce business refund policy is obligatory by local laws.

Multiple payment methods

Having a wide choice of payment methods does not allow customers to think twice about how will pay. A wide range of payment methods such as credit card, cash on delivery, PayPal, wire transfer is important. Do not let customers think twice about type payment methods and delivery options, Also if a user is already a customer at the checkout page, he should see first, payment methods his preferred method. A good personalized experience could remove a lot of friction and obstacles.