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Temporary increases to your Construction level will not let you have an excess room even for a brief moment. When you've attained 32 construction, you will have the ability to make carved oak tables in your workbench. The prerequisites for making these tables is 6 boards. Carved Oak Tables are found under the dining table tables pub when creating flatpacks.
If, in your house, you choose a kettle, boil it, then add it to a teapot with tea leaves inside, then pour the tea into cups, then you can get tea which increases your Construction level by 1-3 for a short amount of time. To send your servant to the lender, just right click them and choose"Fetch from lender". You may automatically be given the choice to pick from a list of Construction equipment that would help you while building or training. Select the item and the amount and the servant will go to the bank. If you're training construction, the servant will decorate your selection and the next time you select to fetch, you may automatically receive the choice to select the identical item and amount as you did the last time. This is extremely helpful whilst training quickly.