Hello friend.

You have well represented your post and I like the presentation. You have explained about Layer 2 Blockchain in your own words and in simple words which makes it very easy to understand for every Steemian.

Layer 2 solutions seek to improve the underlying blockchain's scalability and efficiency

True. Layer 2 solutions improve the scalability and flexibility of the blockchain and also reduces the transaction fees and It also results in faster transaction.

I appreciate your efforts. Good Luck for the contest.