Good guide, thanks. 
Made an adaptation for Russian-speaking users. And user igor72 found an inaccuracy in this paragraph:
He claims that not all bc1 wallets will work with the Lightning Network.
Only P2WPKH wallets will work, i.e. multi-sig.
2FA and other P2WSHs will not work.
Made an adaptation for Russian-speaking users. And user igor72 found an inaccuracy in this paragraph:
Quote
a native SegWit wallet is required (your addresses should start with bc1)
He claims that not all bc1 wallets will work with the Lightning Network.
Only P2WPKH wallets will work, i.e. multi-sig.
2FA and other P2WSHs will not work.