One of the fastest ways to build a landing page without any code is to use Unbounce.
For example, you can create a lead generation landing page in Unbounce, build a tracking URLs with Terminus to that landing page for various channels (e.g. email, social, ppc) and then share it on those channels.
The team at KlientBoost has successfully managed ad spend for their clients through Google Adwords, Bing Ads, Facebook and other accounts.
All they do is PPC. And they do everything in PPC, including inventive ad creation, quality score improvements, fixing campaign settings, long tail keyword research, retargeting, etc.