Humidity. The most common cause of condensation on double-glazed windows is humidity. The outside window is colder than the inside window causing fog or frost to build up in-between the two panes. The window and house is extremely airtight and cannot breath.
Small-to-mid-sized businesses can expect the cost of software and services combined to range anywhere from $150,000 to $750,000. Certainly a significant investment, but a properly implemented ERP system will pay for itself quickly.
Drake Software is currently priced at $1,495 and includes all tax functions as well as client write-up functions, document management and a preparer website. Per-return pricing is available starting at $300 for 15 returns, though only tax functions are provided with this offer.