private async void ProcessAuctions(IEnumerable <AuctionDto> auctions) { foreach (var auction in auctions) { var auctionDetails = new List <AuctionDetails>(); var htmlPages = new List <HtmlDocument> { GetHtmlDocument(auction.FilteredUrl) }; GetHtmlDocumentPages(auction, htmlPages); GetAuctionsDetailsFromPage(htmlPages, auctionDetails); await _auctionService.AddAuctionDetailsAsync(auction.FilteredUrl, auctionDetails); } }