In this week's RV Podcast, we pass along some little-known but very effective tips on saving on RV fuel costs. With record-high prices straining everyone's travel budget, these tips from a fuel industry insider are well worth your time. But there's lots more we talk about in Episode 398 of the RV Podcast, including some geopolitical news that affects RVers, the favorite apps we use on the road and a lively question and answer about when someone may be too old to RV.