Nearly 5% of employees in US companies report that they have already adopted 3G services and an additional 15% to 20% would be likely to do so reports In-Stat. Nearly 30% of employees surveyed indicated they would like to use a mobile email device. Current usage is under 15% among respondents. Among Wi-Fi users who pay for access, mean monthly spending for all business sizes is roughly $40 per month. About 10% of respondents who have monthly subscriptions to Wi-Fi also use pay-per-usage hotspots, causing unforeseen telecommunication expenses for their companies.