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Most states allow an exemption for "tools of trade or profession"... this can include tools, books, even vehicles. Sometimes can be an alternative to the motor vehicle exemption.
Almost every state has an exemption for "any property" which is sometimes called the "wildcard" or "grubsteak" exemption. Generally this exemption is useful because it can be combined with other exemptions to fully protect equity that might otherwise go unprotected.
The Federal Government adjusts Federal exemption amounts every three years. Does your state adjust exemption amounts?