“Just ignore the crying.”
There is a case to be made that this might not be a bad piece of advice. Still, most doctors opt to advise their parents to go toward a more educational route. Pay attention to your child but don’t be overbearing. Be aware that conditions do exist that can cause your child to struggle with sleeping – restless leg syndrome, pain, and even anxiety.
“Have you bought _____ yet?”
Yes, or no, or probably. There are so many ‘magic fixes’ floating around out there that you can’t possibly expect a new parent to buy everything. Most of the times these products are 90% gimmick and 10% science. If you are going to ask this question opt instead to provide reading material. Let the parent/friend/family member educate themselves on the product before suggesting buying anything. On that note..