Small issue and fix for at least one object must implement icomparable.

 Recently, I was adding a check for order by and found this issue.

It was because of I put the order by field as  Item["FieldName"] it should be on value like Item["FieldName"].value

Sitecore® Experience Commerce™ 9 - Certification 100, 200 and 300

There are basically three main courses for the Sitecore commerce

Sitecore® Experience Commerce™ 9 100: Overview

Getting Familiar with Sitecore® Experience Commerce™
Managing the Catalog
Tracking Customers and Their Orders
Increasing Sales with Marketing

Sitecore® Experience Commerce™ 9 200: Essentials

Gaining an Insight into the Sitecore® Experience Commerce™ Architecture
Developing Storefronts Using Sitecore Commerce APIs
Developing Sitecore® Experience Commerce™ Storefront Pages Using SXA
Working with Sellable Items etc.

Sitecore® Experience Commerce™ 9 300: Developer

Create & configure a new Storefront Site
Creating a Site Page Framework – you go through how you create the header and footer components and assign those to a page layout for all the page.
Creating pages for the Storefront for displaying sellable items like category pages and product pages.
Creating account management pages for registration, login, my account page, addresses page, etc.
Creating the order flow pages for cart, billing, shipping, payment and confirmation.

I got a chance to get all understand of 9.0 300 certifications full training session, and received all required documentation, tutorials and sample projects.

Reference -

Sitecore commerce- Steps to update the search bar text and Top Bar Links

Here is the simple step to update the SXC search bar text and top bar link -

Content path:- /sitecore/content/Sitecore/Storefront/Data/Commerce/Search Bar/Search Bar

and for top bar link - /sitecore/content/Sitecore/Storefront/Data/Commerce/Top Bar Links/Top Bar Links

We can customize here -

The Sitecore commerce contact structure is well defined and easy to navigate and update.