You should send out letters with the goal of maximizing the opportunity you get a job offer. Thus it might be very valid to spam a lot of companies with a gener

You should send out letters with the goal of maximizing the opportunity you get a job offer. Thus it might be very valid to spam a lot of companies with a generic offer. This doesn't apply if you want to work of a few select companies, such as Frogcreek or Google, but most companies have so similar that they aren't worth customizing for.