Minimum purchase of 45 gallons of fuel per month required; total statement credits can not exceed $ 72 per billing cycle and can be earned only on fuel purchases up to 100 gallons. (creditcards.com)
What qualifies for travel will vary but you can always expect things like airfare, hotels, trains, etc. to qualify but be aware of minimum purchase requirements. (uponarriving.com)
High minimum purchase amounts (e.g. $ 500,000) prevent many individual investors participating directly in the bond market. (schroders.com)