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It may make just as much sense to upgrade a home systemas to repair it or incur ever-more-frequent and expensive maintenance for an inefficient, obsolete or dying system. For a DIY project, it is also useful to establish limits .

Construction differs from manufacturing in that manufacturing typically involves mass production of similar items without a designated purchaser, while construction typically takes place on location for a known client.

A patio is an outdoor space generally used for dining or recreation that adjoins a residence and is typically paved. In Australia the term is expanded to include roofed structures .

Renovation also called remodeling is the process of improving a broken, damaged, or outdated structure. Renovations are typically either commercial or residential.