(Gift certificates) may undergo a purchase.Logical formLearned from26 sentences. (Advance purchase requirements) may vary.Logical formLearned from26 sentences. A .. may undergo a purchase.Logical formLearned from26 sentences. A purchase can be from a website.Logical formLearned from26 sentences. Casinos may undergo a purchase.Logical formLearned from26 sentences. Some months can be on purchases.Logical formLearned from26 sentences. A purchase can be worthwhile.Logical formLearned from26 sentences. Annuities may undergo a purchase.Logical formLearned from26 sentences. Money can be for a purchase.Logical formLearned from26 sentences. Points can be constituted-of-or-filled-with purchase.Logical formLearned from26 sentences. A purchase can be an investment.Logical formLearned from26 sentences. Rival may undergo a purchase.Logical formLearned from26 sentences. A (purchase price) can be for a house.Logical formLearned from26 sentences. A purchase can be viable.Logical formLearned from26 sentences. A purchase can be part of a plan.Logical formLearned from26 sentences.