When considering payments from suppliers:

All are correct

Embeddedness may facilitate your supplier's willingness to give you credit.

Your new entrant category will not provide with the same advantage in front of your suppliers. $($trade credit$)$

In a B$2$B relationship, it is hard to believe that your invoices will be paid before $30$ days. $($usually around $60-90).$ Longer if you enter in to a risky dependance.