The plaintiff, at the time of issuing the summons, or at any time afterward, may have the property of the defendant attached, as security, for the satisfaction of any judgment that may be recovered, unless the defendant gives security to pay such judgment, as in this Article provided, in the following cases:

1. In an action upon a contract, express or implied, for the direct payment of money, where the contract is made or is payable in the Territory of Guam, and is not secured by any mortgage or lien upon real or personal property, or any pledge of personal property, or, if originally so secured, such security has, without any act of the plaintiff, or the person to whom the security was given, becomes valueless; provided, that an action upon any liability, existing under the laws of Guam, of a spouse, relative or kindred, for the support, maintenance, care or necessaries furnished to the other spouse, or other relatives or kindred, shall be deemed to be an action upon an implied contract within the term as used throughout all subdivisions of this sec- tion.

2. In an action upon a contract, express or implied, against a defendant not residing in the Territory of Guam, or who has departed from Guam, or who cannot after due diligence be found within Guam, or who conceals himself to avoid service of summons.

3. In an action against a defendant, not residing in the Territory of Guam, or who has departed from Guam, or who cannot after due diligence be found within Guam, or who conceals himself to avoid service of summons, to recover a sum of money as damages, arising from an injury to property in Guam, in consequence of negligence, fraud, or other wrongful act.
SOURCE: CCP § 537.