<br> Not always. Some modular construction companies are able to offer full packages, and others can only manufacture the modules. It is important that buyers read the contracts to determine the extent to which the quoted price includes coverage. Site preparation, foundation work, utility hook ups and landscaping are often unique costs. When it comes to the price of modular construction, it's important to compare the costs of various providers to determine the most affordable package. Inquiring about installation services, delivery cost, and extra expenses helps to avoid any misunderstandings regarding the cumulative expense of the project.