: The most cost-effective way to get large amounts of points is by applying for a new card. For example, the Amex Platinum often offers bonuses of 100,000+ points after meeting spend requirements.
If your balance is insufficient, Amex will offer a "Point Top Up" to cover the difference. buy amex points
You can only purchase points when you are in the process of transferring them to a travel partner (airline or hotel) and are short of the required amount. : The most cost-effective way to get large