These are top and recommended sales representatives extensions in Magento 2.

1, Magento 2 Sales Rep Extension by Landofcoder

Help you manage and improve the performance of your sales representatives by assigning them to specific customers, orders and quote requests. Also, Magento 2 Sales Rep Extension is an effective tool to enhance personal shopping experience by letting customers choose preferred dealers they want to work with.

Link: https://landofcoder.com/magento-2-sales-rep-extension.html/

2, Sales Reps and Dealers for Magento 2 by Amasty

Provide high-quality service and individual approach to each customer by including dealers in your business model. With this convenient tool, you can effectively manage the work of your sales reps and monitor their productivity.

Link: https://amasty.com/sales-reps-and-dealers-for-magento-2.html

3, Sales Representative extension for Magento 2 by Brainacts

Easily manageable module was created to help you forget about any manual work. Magento admin or store owner can assign customers, orders and products to the specific sale representatives by using this extension. Commissions’ rate can be managed for each SR separately. Different rates can be setup for products, orders and customers.

Link: https://www.brainacts.com/sales-representative.html

I'd like to suggest Magento 2 Store Pickup as one of the best solution to boost your conversion rate and improve customer experience. With this extension, your customers can search the nearest store in the checkout page and plan to pick up desired items conveniently. The extension provides clients necessary information of stores including name, location, image, working time, etc. Hence, they can save a lot of time for determining the most preferable one.
Magento 2 Store Pickup offers you a ton of fantastic features:
+, Select available stores in the checkout page
+, Show product availability in stores
+, Access any stores quickly with simple contact form
+, Select delivery address in the checkout page by one click
+, Configure retailers’ information with ease
+, Search stores fast by various ways
+, Find store locations with a pin marker on Google Map
+, Add/manage multiple stores with details
+, Set up special opening hours for each store
+, Manage retailers effectively
+, Show store locations with an intuitive user interface
+, Showcase multiple stores in one single map
+, Display store's information in a well-organized layout
+, Integrate with Store Locator extension
+, Fast speed with Magento Block Caching
Check the demo to get real experience: http://newdemo.demo4coder.com/m22/.
Also, you can refer video guides of Magento 2 Store Pickup extension.
1, How to instal:

https://www.youtube.com/watch?v=I_EjMekCE-Q&feature=youtu.be
2, How to create new stores:

https://www.youtube.com/watch?v=WgksrPqpBtA&t=4s
3, How to config store pickup shipping:

https://www.youtube.com/watch?v=OARtINFVg_Q
4, How to config store locator:

https://www.youtube.com/watch?v=hadKZBbwmNc&t=71s
View detail: https://landofcoder.com/magento-2-store-pickup.html/
With this module, you can develop your online store significantly.

I'd like to share top 5+ best Magento 2 Store Locator extensions for your online store.
1, Landofcoder Magento 2 Store Locator ($149): The extension helps you showcase multiple store with different templates and supports your customers to search targeted stores in many effective ways.
View detail: https://landofcoder.com/magento-2-store-locator.html/
2, Magedelight Magento 2 Store Locator ($179):The extension lets your customer find or locate your physical stores on Google map with various search criteria. Accurate result and adaptive user interface.
View detail: https://www.magedelight.com/store-locator-magento-2.html
3, Amasty Magento 2 Store Locator ($199): The extension helps customers quickly find the nearest offline stores with your products by displaying them on a handy Google map.
View detail: https://amasty.com/store-locator-for-magento-2.html
4, Iwdagency Magento 2 Store Locator ($199): The extension helps customers easily find the nearest store location and allows you to display locations within the customer's specified search radius.
View detail: https://www.iwdagency.com/extensions/dealer-store-locator-m2.html
5, Aheadworks Magento 2 Store Locator ($249): The extension allows your clients to find nearby locations of your brick and mortar stores.
View detail: https://ecommerce.aheadworks.com/magento-2-extensions/store-locator/
With this collection, hope that you can find out the most suitable Magento 2 Store Finder extension for your website.

I'd like to recommend top 5 best social media login extensions for Magento 2.
1, Landofcoder Magento 2 Social Login: The extension offers you quick Ajax login, 25+ most popular social networks, multiple style and pre-made template.
View detail: https://landofcoder.com/magento-2-social-login.html/
2, Mageplaza Magento 2 Social Login: The extension is designed for quick login to your Magento 2 store without processing complex register steps.
View detail: https://www.mageplaza.com/magento-2-social-login-extension/
3, BssCommerce Magento 2 Social Login: The extension allows customer to log in Magento site through social media accounts like Facebook, Twitter, Google Plus…
View detail: https://bsscommerce.com/magento2-ajax-social-login-extension.html
4, Aheadworks Magento 2 Social Login: The extension provides a registration shortcut by allowing customers to login via social network accounts.
View detail: https://ecommerce.aheadworks.com/magento-2-extensions/social-login/
5, Webkul Magento 2 Social Login: The extension allows users to sign up into their site using social networks like Facebook, Twitter, Google, LinkedIn and Instagram.
View detail: https://store.webkul.com/magento2-social-login.html
Hope that you can choose the best magento 2 social login extension for your e-commerce site.