Changes to Soil pH. If vinegar concentrates are added to the soil instead of being sprayed onto plant foliage, they kill weeds by lowering the soil pH to a level that cannot sustain the plants. Depending on the soil type and the weather, this acidifying effect can take from a few months to a year.
Engagement rate is the percentage of people who saw a post that liked, shared, clicked or commented on it. To see the engagement rate for your posts: 1  At the top of your Page, click Insights. 2  Click Posts. 3  Scroll down to All Posts Published.
Sponsored Stories: 400 clicks to Facebook page â $200 ($.50 per click). Promoted Posts: 20,000 views â $100 ($5 per 1,000 views). It takes a lot of work to keep the cost-per-click down, as the advertiser needs to constantly be updating their ads to keep the cost low.acebook increases the cost of ads based on (a) targeting, (b) bids and (c) engagement. The more targeted your ads are, the more expensive they become. If you were to target ads to all Facebook users (all 1.06 billion), then you would pay just pennies.