VACATION/SICK DAYS: For your first 3 years of service you earn vacation at 4 hours per pay period (26 pay periods per year) for a total of 13 days. After 3 years of service you earn 6 hours per pay period and adjusted to total 20 days per year. After 15 years service you earn 8 hours per pay period or 26 days a year.
1 For a 2,000 square foot roof, this amounts to a total cost of around $10,000 to $60,000.  Concrete roof tile costs are generally around $5 to $10 per square foot, or $10,000 to $20,000 for a 2,000 square foot roof.
While the high-end slate tiles looked amazing, the majority of homes in America use a cheaper asphalt shingle roof. Per Teslaâs own chart below, asphalt shingle roofs cost, on average, about $5 per square foot to install. DIY installations come even cheaper. So right off the bat, Teslaâs pricing puts it more in the range of premium roof materials, like tile, metal, and slate.