YSK: A very small and cheap way to (help) prevent theft of small personal items like radios, bicycles, etc. is to label them with just your name and a burner email or phone number if you're comfortable.
from /r/YouShouldKnow
YSK：（帮助）防止收音机、自行车等小型个人物品被盗的一个非常小而便宜的方法是，如果你觉得舒服的话，只给它们贴上你的名字和一个烧录的电子邮件或电话号码。