Win more deals to improve your ROI from pre-sales investments! Customers from all industries all over the planet have hired CSK to benefit from our services in order to boost win rates, increase revenues or reduce their workload. CSK helps clients chieving win rates that are far above the norm. Our Service Portfolio: Everything around Bids and Proposals 1) Process Improvement and Benchmarking 2) Proposal Management Training 3) On-site Proposal Coaching but also: Support in License Bidding and Spectrum Auctions.