LinkedIn

Pros: (+) Easy to use and the interface is user friendly.
(+) Improves your network and reach in the industry, helps in building a professional network and job seeking.
(+) A complete social profile of a working professional.
(+) Linkedin also has a platform for learning courses and relevant information.

Cons: (-) Verifying profiles is a must because people fall for fake recruiters and end up being robbed.
(-) Pricing is not very user friendly in the Indian market.
(-) Nowadays Linkedin is turning to be more of a typical social media platform with annoying posts.

Overall: Linkedin is a very good platform for building networks which in turn helps in seeking job opportunities in difficult times. Though Linkedin offers many helpful features still there is a need to verifying the sanity of job postings and also getting rid of imposters. Also, nowadays Linkedin has become more of a typical social media kind of thing and people started posting irrelevant stuff. It will be great if things are maintained at a professional level.

On an overall level, I would say Linkedin is very helpful in building a professional network.

Pros: It works also as job seeker tool. Good platform to stay connected with company employees. Very convenient to share business article and post.

Cons: It's very difficult to verify your business profile.

Overall: Overall LinkedIn is perfect platform for every profession. It lets you be in stream of profession. Very easy to connect with different people to grow your professional network.

Pros: Connect with a huge professional community.
Insights to build a stronger profile.
Privacy features.
Excellent Job board via LinkedIn Jobs.
Resume editor & creator .

Cons: Needs more strict verification for job posters.
Costly monthly subscription for premium.

Overall: LinkedIn is a professional social network with an excellent job board and offers great value for job seekers & employers alike.

Pros: Easy way to network with others in a professional way and measure how you're doing and display your professional work.

Cons: There's a lot of people using for lead generation which is annoying.

Overall: Overall it's a good way to stay connected and communicate with others professionally and help them be connected with you.