"Digital stores|Online music shops|Virtual record stores" — synonyms.
"before proceeding|prior to|ahead of" — for "before".
"process|mechanism|procedure" — steps involved.
This is getting a bit complicated. Let's start processing the text step by step, replacing each term with three options, keeping in mind that brand names like Tamia, More, Zip are kept as is. The user's example might have a typo where "Ramp;B" is actually R&B, so maybe I should leave that as is and replace the surrounding terms.