If they have any inkling of interest, they will get the point. This is a limited-time offer. This technique also works well once you have one interview set up. If you are being flown in, ask for an extra day or so to scout out the area, or ask to stay over the weekend. This will give you the chance to meet with any other prospective employers while you are in town.
Companies love to meet with candidates on someone else's bill.
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