Final answer:
Fitting instructions for various attachments can be found in software documentation, gardening manuals, and sports magazines.
Step-by-step explanation:
The fitting instructions for various attachments can usually be found in software documentation, as they are often provided by the manufacturers of the attachments for use with their software. These instructions may include step-by-step guides, diagrams, and troubleshooting tips to help users properly install and use the attachments. In addition to software documentation, gardening manuals may also provide fitting instructions for attachments such as sprinklers or nozzle heads for watering systems, while sports magazines may include instructions for attaching accessories to sporting equipment like bicycles or snowboards.