The biggest mistakes crypto investors make with estate planning can be costly and often overlooked. According to the National Association of Unclaimed Property Administrators, around 1 in 7 people leave unclaimed property behind. While the recent surge in bitcoin and ether prices is grabbing headlines, this estate planning issue is a long-term concern that will only grow as more people adopt and own cryptocurrency. Many investors neglect to account for their crypto assets in their wills or fail to inform their heirs about accessing these holdings. This oversight can lead to significant financial losses, as seen in a recent case where tens of millions in crypto were lost due to the heirs' lack of knowledge about the decedent's private keys, which are essential for accessing cryptocurrency funds. Furthermore, designated fiduciaries may not have the necessary expertise to handle crypto, leading to potential financial losses. Estate planning mistakes, such as not updating wills or not utilizing revocable living trusts, can also result in heirs having to go through lengthy and costly legal processes to access crypto assets. Additionally, failing to plan for crypto estate taxes can have detrimental effects on families, as crypto holdings can be subject to significant taxes. It's crucial for crypto investors to address these issues promptly to ensure a smooth transition of their assets to their intended beneficiaries.