Only use manufacturer suggested dry-erase markers on your whiteboards, not permanent markers or pens. Erase board after each day's use, if your board is used daily, the cleaning should be performed at least 2 to 3 times a week. Allow ink to dry, waiting 8-10 seconds before erasing.
1 Installing an aboveground pool can cost $1,500-$5,000; for in-ground estimated costs are $7,000-$16,000 for a vinyl-lined model, $15,000-$25,000 for a fiberglass shell and $17,000-$45,000 for concrete or gunite. 2  However, custom designs can run prices much higher.
Gate automation kits that swing double-panel gates open cost $900-$4,500. Kits that use AC power, have smaller motors and do not include access controls cost the least. Kits that use solar power, have heavier motors to open bigger gates and include access controls are the most expensive. Gate automation kits that slide gates open cost $550-$2,150.