what strategy would you take in expanding your business among Key Accounts, without irritating your direct contacts?

1-Bridging benefits and highlights direct issues to case by case clients 2-Prepare relevant Pitch periodically and cascade to all contacts via news letter 3-Cold calling to provided list on daily bases 4- Prepare leaflets with case studies and example and mail it to all your contacts 5- prepare production of professional video and upload to YouTube and share the link with all your contacts 6- prepare case studies and share findings and benefits over business social portals such as tweeter and LinkedIn 7- Socialise with contacts after working hrs. and engage in discussions over new potential benefits and business 8- other