I find the distinction that MacMillan makes between not to mention and the supposedly synonymous let alone and still/much/even less useful: The phrases let alone and still/much/even less reinforce a negative or unlikely statement that precedes them. The still/much/even less constructs reinforce the negativity of the preceding phrase by subtraction -- Negative statement, still/much/even less ...
Let’s is the English cohortative word, meaning “let us” in an exhortation of the group including the speaker to do something. Lets is the third person singular present tense form of the verb let meaning to permit or allow. In the questioner’s examples, the sentence means to say “Product (allows/permits you to) do something awesome”, so the form with lets is correct.
verbs - "Let's" vs. "lets": which is correct? - English Language ...
I'd like to know the origin and precursor or derivative variants of the phrase "let's blow this popsicle stand". Reliable, conclusive, source-supported, authoritative and consistent information about
Not to Mention ≈ [Let Alone ≈ Much Less ≈ Still Less]
In "Let's get started", the starting point is in view and "Let's get going", you are on the starting point already. Moreover, there is a sense of extra involvement abundantly made clear by the sentence, " Let's start going".
phrases - Let's get started! or let's get going? - English Language ...
Don't let's forget the 1943 Noel Coward song "Don't Let's Be Beastly To The Germans". If we un-contract, it becomes "Do not let us be beastly to the Germans" which is perfectly acceptable English.
word order - Is it "Don't let's" or "Let's don't"? - English Language ...